Title Word Index : Ar
| ar | Arabic language Argentina Buenos Aires Citizens Advice Bureau Names of God in Islam Riyadh Yemen | 
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| ara | Arabic language Mu Arae | 
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| arabah | Dead Sea | 
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| arabaia | Saudi Arabia | 
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| arabe | Arabic language | 
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| árabe | Arabic language | 
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| arabes | United Arab Emirates | 
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| árabes | United Arab Emirates | 
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| arabi | Arab–Israeli conflict Iraq | 
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| arabī | Arabic language | 
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| arabia | Dubai Mecca Medina Riyadh Saudi Arabia Saudi riyal United Arab Emirates | 
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| arabian | Arab League Arab people Kochi Persian Gulf Saudi Arabia Saudi riyal Sorghum | 
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| arabianic | Arabic language | 
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| arabians | Saudi Arabia | 
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| arabic | Al Jazeera Arab people Arabic language Arabic numerals God Islamic calendar Persian Gulf Persian literature Quran United Arab Emirates | 
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| arabical | Arabic language | 
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| arabically | Arabic language | 
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| arabicus | Horse Red Sea | 
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| arabie | Saudi Arabia | 
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| arabische | Arabic language | 
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| arabistan | Persian Gulf | 
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| arabiyah | Arabic language Egypt Saudi Arabia United Arab Emirates | 
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| arabiyatu | Arabic language | 
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| arabiyyah | Arabic language United Arab Emirates | 
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| arable | Arable land | 
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| arabo | Persian Gulf | 
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| arabs | Arab people Battle of Tours | 
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| arachis | Peanut | 
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| arachnea | Spider | 
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| arae | Mu Arae | 
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| aragon | Habsburg Spain Philip II of Spain | 
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| aral | Aral Sea | 
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| aralt | Harald Maddadsson | 
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| araminta | Harriet Tubman | 
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| araneae | Spider | 
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| araneid | Spider | 
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| araneidan | Spider | 
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| araneids | Spider | 
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| arantes | J. K. Rowling Pelé | 
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| aranya | Ramayana | 
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| araṇya | Ramayana | 
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| aranzahas | Tigris | 
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| arap | Persian Gulf | 
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| arava | Dead Sea | 
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| arbd | Fetal alcohol spectrum disorder | 
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| arbeidslus | Stellenbosch | 
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| arbitrary | United Nations | 
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| arboreus | Tree | 
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| arbue | Buenos Aires | 
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| arbuthnot | Great Pyramid of Giza | 
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| arc | Argentina Degree (angle) Gas metal arc welding Gas tungsten arc welding Joan of Arc Microsoft Noah's Ark Rainbow Shielded metal arc welding | 
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| arca | Noah's Ark | 
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| arcade | Space Invaders | 
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| arcadia | Arcadia (play) | 
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| arch | Abbot Archduke Franz Ferdinand of Austria | 
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| archabbey | Abbey | 
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| archaeastronomy | Archaeoastronomy | 
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| archaelogical | Archaeology | 
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| archaelogists | Archaeology | 
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| archaelogy | Archaeology | 
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| archaelology | Archaeology | 
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| archaeo | Archaeoastronomy | 
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| archaeoastronomical | Archaeoastronomy | 
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| archaeoastronomist | Archaeoastronomy | 
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| archaeoastronomy | Archaeoastronomy | 
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| archaeological | Archaeology | 
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| archaeologically | Archaeology | 
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| archaeologist | Archaeology | 
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| archæologist | Archaeology | 
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| archaeologists | Archaeology | 
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| archaeology | Archaeoastronomy Archaeology Greek mythology Prehistoric Britain | 
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| archæology | Archaeology | 
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| archaeopterix | Archaeopteryx | 
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| archaeopteryx | Archaeopteryx | 
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| archæopteryx | Archaeopteryx | 
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| archaeoptrix | Archaeopteryx | 
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| archaeoptryx | Archaeopteryx | 
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| archaeornis | Archaeopteryx | 
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| archaic | Ancient Rome Old English Tamil language | 
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| archamedes | Archimedes | 
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| archangel | Doctor Who | 
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| archbishop | Archbishop of Canterbury Desmond Tutu John Sentamu Michael Ramsey Pope Pope Pius XII Rowan Williams Thomas Cranmer | 
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| archbishopric | Archbishop of Canterbury | 
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| archbishops | Archbishop of Canterbury List of Archbishops of Canterbury | 
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| archbisop | Archbishop of Canterbury | 
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| archduchess | Marie Antoinette | 
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| archduke | Archduke Franz Ferdinand of Austria Charles V, Holy Roman Emperor | 
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| archeaologist | Archaeology | 
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| archegetes | Apollo | 
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| archemedes | Archimedes | 
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| archemedies | Archimedes | 
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| archemedis | Archimedes | 
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| archemides | Archimedes | 
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| archeoastronomy | Archaeoastronomy | 
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| archeological | Archaeology | 
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| archeologist | Archaeology | 
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| archeologists | Archaeology | 
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| archeology | Archaeology | 
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| archeopterix | Archaeopteryx | 
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| archeopteryx | Archaeopteryx | 
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| archer | Piccadilly Circus | 
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| archetecture | Architecture | 
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| archguitar | Guitar | 
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| archibald | Infinity The Secret Garden | 
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| archicerebellum | Cerebellum | 
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| archidiskodon | Mammoth | 
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| archie | Sonic the Hedgehog (character) The Secret Garden | 
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| archigetes | Apollo | 
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| archimedes | Archimedes Pi | 
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| archimedies | Archimedes | 
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| archimeties | Archimedes | 
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| archimides | Archimedes | 
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| archioptryx | Archaeopteryx | 
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| archipel | Comoros | 
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| archipelago | British Isles Cape Verde Denmark Fiji Galápagos Islands Japan Korea Malta Palau Philippines Seychelles Socotra Svalbard The Bahamas Tonga Vanuatu Wallis and Futuna Åland Islands | 
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| archipelo | British Isles | 
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| archipielago | Galápagos Islands | 
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| archipiélago | Galápagos Islands | 
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| architacture | Palladian architecture | 
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| architect | Architecture Norman Foster, Baron Foster of Thames Bank Richard Rogers | 
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| architectural | Architecture Pink Floyd Shanghai | 
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| architecturally | Architecture | 
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| architectures | Architecture | 
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| architecure | Architecture | 
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| archival | Library | 
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| archive01 | European Union | 
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| archive02 | European Union | 
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| archive03 | European Union | 
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| archive04 | European Union | 
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| archive05 | European Union | 
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| archive06 | European Union | 
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| archive1 | Berber people Bosnia and Herzegovina Davy Jones' Locker Hong Kong Ivory Coast John Cabot Leon Trotsky Library Natalie Portman | 
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| archive2 | Hong Kong | 
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| archive3 | Hong Kong | 
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| archive4 | Hong Kong | 
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| archives | Sierra Leone Yellowstone National Park | 
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| archudke | Archduke Franz Ferdinand of Austria | 
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| archyopterix | Archaeopteryx | 
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| arcimedes | Archimedes | 
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| arco | Vitamin C | 
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| arctic | Arctic Arctic Circle Arctic Ocean Arctic Tern Polar bear S. A. Andrée's Arctic Balloon Expedition of 1897 Snowy Owl Tundra | 
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| arctos | Bear | 
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| arctunguis | Albertosaurus | 
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| arcturan | The Hitchhiker's Guide to the Galaxy | 
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| ardeidae | Heron | 
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| ardeids | Heron | 
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| ardeiformes | Heron | 
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| ardennes | Battle of the Bulge | 
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| arðr | Plough | 
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| ardvark | Aardvark | 
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| areas | Akrotiri and Dhekelia Area Istanbul Kepler's laws of planetary motion Local government in Northern Ireland Local government in Wales Palestinian territories | 
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| arecaceae | Arecaceae | 
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| arecales | Arecaceae | 
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| arecoideae | Arecaceae | 
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| areia | Athena | 
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| arena | Theatre in the round | 
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| ares | Buenos Aires | 
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| areuhentina | Argentina | 
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| areus | Staphylococcus aureus | 
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| arg | Complex number | 
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| argand | Complex number Complex plane Moon | 
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| argentatus | European Herring Gull | 
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| argenteus | European Herring Gull | 
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| argentic | Silver | 
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| argentical | Silver | 
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| argentically | Silver | 
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| argentiina | Argentina | 
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| argentina | Argentina Buenos Aires Who Wants to Be a Millionaire? Wikimedia Foundation | 
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| argentína | Argentina | 
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| argentīna | Argentina | 
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| argentinan | Argentina | 
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| argentine | Argentina | 
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| argentinean | Argentina | 
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| argentinia | Argentina | 
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| argentinian | Argentina | 
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| argentinie | Argentina | 
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| argentinië | Argentina | 
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| argentinien | Argentina | 
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| argentino | Stanley, Falkland Islands | 
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| argentous | Silver | 
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| argentum | Silver | 
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| argentyna | Argentina | 
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| arghantina | Argentina | 
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| argicultire | Agriculture | 
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| argie | Argentina | 
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| argier | Algiers | 
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| argies | Argentina | 
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| argil | Clay | 
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| argine | Playing card | 
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| argintina | Argentina | 
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| argjentina | Argentina | 
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| argoile | Clay | 
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| argon | Argon | 
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| argument | Complex number Fermi paradox René Descartes | 
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| argyle | Argyle diamond mine | 
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| argyrotoxus | Apollo | 
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| arheological | Archaeology | 
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| arhus | Aarhus | 
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| århus | Aarhus | 
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| aria | Malaria | 
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| ariannin | Argentina | 
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| arid | Desert | 
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| arie | North Sea flood of 1953 | 
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| aries | Buenos Aires Sheep | 
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| arising | Population history of indigenous peoples of the Americas September 11 attacks | 
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| aristarchos | Aristarchus (crater) | 
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| aristarchus | Aristarchus (crater) | 
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| aristocracy | Democracy | 
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| aristole | Aristotle | 
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| aristophanes | The Frogs | 
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| aristosaurus | Massospondylus | 
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| aristotel | Aristotle | 
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| aristotele | Aristotle | 
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| aristotelean | Aristotle | 
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| aristoteles | Aristotle | 
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| aristotelis | Aristotle | 
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| aristotelo | Aristotle | 
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| aristotle | Aristotle | 
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| aristotles | Aristotle | 
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| aristotole | Aristotle | 
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| aristutalis | Aristotle | 
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| arithemetic | Number theory | 
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| arithmatic | Arithmetic Modular arithmetic | 
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| arithmetical | Arithmetic mean | 
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| arithmetician | Arithmetic | 
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| arithmetics | Arithmetic Modular arithmetic | 
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| arithmetik | Arithmetic | 
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| arithmetique | Gottfried Wilhelm Leibniz | 
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| arithmétique | Gottfried Wilhelm Leibniz | 
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| aritmetika | Arithmetic | 
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| ariz | Grand Canyon | 
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| arizona | City Grand Canyon Lake Powell | 
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| arjantin | Argentina | 
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| ark | English ship Ark Royal (1587) HMS Ark Royal (R07) Joan of Arc Noah's Ark Schindler's Ark | 
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| arkady | Crime and Punishment | 
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| arkadyevitch | Anna Karenina | 
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| arkimedes | Archimedes | 
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| arlene | Garfield | 
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| arm | Allergy Blood pressure Firearm Glasses Lake Mead | 
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| armada | Spanish Armada | 
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| armadillo | Armadillo | 
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| armadillos | Armadillo | 
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| armament | Weapon | 
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| armaments | Weapon | 
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| armand | Cardinal Richelieu | 
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| armando | Diego Maradona | 
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| armani | Mesopotamia | 
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| armania | Armenia | 
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| armanum | Mesopotamia | 
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| armânum | Mesopotamia | 
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| armatus | Stegosaurus | 
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| armed | Military history of France Napoleon Police War | 
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| armée | Military history of France The Salvation Army | 
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| armées | Military history of France | 
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| armenai | Armenia | 
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| armenia | Apricot Armenia Nagorno-Karabakh War Tiridates I of Armenia Yerevan | 
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| armeniaca | Apricot | 
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| armenian | Apricot Armenia Who Wants to Be a Millionaire? | 
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| armenie | Armenia | 
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| arménie | Armenia | 
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| armenien | Armenia | 
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| armies | The Hobbit | 
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| armonica | Harmonica | 
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| armor | Star Wars | 
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| armoracia | Horseradish | 
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| armory | Heraldry | 
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| armoured | Tank | 
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| armourial | Heraldry | 
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| arms | Christmas Island City of London Edinburgh Ernest Hemingway Firearm Heraldry Ireland King of Arms Milky Way Nuclear weapon Prince Harry of Wales Prince William, Duke of Cambridge Sesame Street | 
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| armstong | Louis Armstrong | 
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| armstorng | Neil Armstrong | 
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| armstrong | Ella Fitzgerald Gloster Meteor Lance Armstrong Louis Armstrong Neil Armstrong | 
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| arnd | Fetal alcohol spectrum disorder | 
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| arne | Wikimedia Foundation | 
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| arni | Water buffalo | 
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| arnie | Arnold Schwarzenegger | 
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| arnika | Sunflower | 
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| arnish | Stornoway | 
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| arnold | Arnold Schwarzenegger | 
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| aromatase | Cancer | 
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| aromatic | Amino acid Essential oil | 
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| aromatica | Horn of Africa | 
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| aron | Elvis Presley | 
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| arouet | Voltaire | 
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| around | Brisbane NASCAR Radiohead Scouting Time | 
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| arpeggiator | Synthesizer | 
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| arpegiator | Synthesizer | 
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| arquimedes | Archimedes | 
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| arragon | The Merchant of Venice | 
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| arran | Azerbaijan | 
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| arranged | Periodic table | 
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| arrangement | Permutation Westminster system | 
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| array | Autostereogram Photovoltaic array | 
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| arreglos | Cristero War | 
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| arrest | Jean-Paul Sartre | 
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| arrhenius | Acid–base reaction | 
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| arrhus | Aarhus | 
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| arrius | Ben-Hur (1959 film) | 
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| arrival | Akkadian Empire | 
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| arriyadh | Riyadh | 
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| arrondissements | Haiti | 
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| arrows | Red Arrows | 
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| ars | Music of the Trecento | 
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| arsenacho | Arsenic | 
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| arsenal | Arsenal F.C. | 
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| arsenic | Arsenic | 
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| arsenicals | Arsenic | 
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| arsenide | Germanium | 
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| arsnic | Arsenic | 
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| artemis | Artemis Fowl (novel) Temple of Artemis | 
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| artemisa | Temple of Artemis | 
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| artemisia | Tarragon | 
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| artemision | Temple of Artemis | 
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| arterial | Atherosclerosis Bleeding Blood pressure Hypertension | 
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| arteries | Atherosclerosis Cerebellum Retina | 
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| arteriosclerosis | Atherosclerosis | 
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| arteriosclerotic | Atherosclerosis | 
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| arteritis | HIV/AIDS | 
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| arterosclerosis | Atherosclerosis | 
|---|
| artery | Cerebellum Myocardial infarction | 
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| arthritis | Tuberculosis | 
|---|
| arthropathy | Haemophilia | 
|---|
| arthropod | Arthropod | 
|---|
| arthropoda | Arthropod | 
|---|
| arthropodae | Arthropod | 
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| arthropodology | Arthropod | 
|---|
| arthropods | Arthropod | 
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| arthuriad | King Arthur | 
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| arthurian | King Arthur | 
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| artic | Arctic Circle Arctic Ocean Arctic Tern | 
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| artical | Economy of Pakistan | 
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| articenens | Apollo | 
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| article | Afghanistan American Revolutionary War Encyclopedia Jordanhill railway station United States Constitution Wikipedia | 
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| articles | 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 Biology List of charitable foundations Newspaper United States Constitution | 
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| articulated | Tram | 
|---|
| articulo | Death | 
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| articulus | Death | 
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| artifacts | Japanese war crimes | 
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| artificial | Amino acid Bat Beach Biosphere Birth control Canal Dam Fertilizer Sputnik 1 | 
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| artisole | Aristotle | 
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| artist | Abstract art Cubism Fine art Francisco Goya Madonna (entertainer) Painting Rapping Sand art and play Sculpture Visual arts Watercolor painting Young British Artists | 
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| artistic | Art Birmingham Jane Eyre | 
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| artistry | Michael Jackson | 
|---|
| artists | Abstract art Albrecht Dürer Visual arts White Mountain art Young British Artists | 
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| artpop | Lady Gaga | 
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| artsakh | Nagorno-Karabakh War | 
|---|
| artsy | Art | 
|---|
| artwork | Abstract art Visual arts | 
|---|
| artworks | Abstract art | 
|---|
| aruba | Aruba | 
|---|
| arubu | Arab people | 
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| aruhentina | Argentina | 
|---|
| arvensis | Eurasian Skylark Nigella | 
|---|
| arvore | Kabbalah | 
|---|
| árvore | Kabbalah | 
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| arxentina | Argentina | 
|---|
| arxintina | Argentina | 
|---|
| aryamba | Adi Shankara | 
|---|
| aryan | Swastika | 
|---|
| aryanus | Horse | 
|---|
| aryl | Ether | 
|---|
| arylalkylamine | Amine | 
|---|
| arylamine | Amine | 
|---|
| arystoteles | Aristotle | 
|---|
| αργεντινή | Argentina | 
|---|
| αριστοτέλης | Aristotle | 
|---|
| αρχιμηδης | Archimedes | 
|---|
| αρχιμήδης | Archimedes | 
|---|
| ἀρχιμήδης | Archimedes | 
|---|
| арассыыйа | Russia | 
|---|
| аргентина | Argentina | 
|---|
| аргентына | Argentina | 
|---|
| аржентина | Argentina | 
|---|
| არგენტინა | Argentina | 
|---|
| արգենտինա | Argentina | 
|---|
| արմէնիա | Armenia | 
|---|
| آرژانتین | Argentina | 
|---|
| अर्जेन्टीना | Argentina | 
|---|
| 아르헨티나 | Argentina | 
|---|
| アルゼンチン | Argentina | 
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