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961
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962
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963Article of journalPublished in 1991Repositorio Universidad Nacional de Colombia
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964Article of journalPublished in 2013Repositorio Universidad Nacional de Colombia
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965Work documentPublished in 2015Repositorio Universidad Nacional de Colombia
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966Article of journalPor Kem, GudrumPublished in 2017Repositorio Universidad Nacional de Colombia
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967
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968Article of journalPublished in 2018Repositorio Universidad Nacional de Colombia
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969Article of journalPublished in 2009Repositorio Universidad Nacional de Colombia
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970Article of journalPublished in 2006Repositorio Universidad Nacional de Colombia
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971Article of journalPublished in 2011Repositorio Universidad Nacional de Colombia
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972
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973Article of journalPublished in 2008Repositorio Universidad Nacional de Colombia
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974Article of journalPublished in 2009Repositorio Universidad Nacional de Colombia
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975
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976Article of journalPublished in 2017Repositorio Universidad Nacional de Colombia
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977Article of journalAdolescent students’ intercultural awareness when using culture-based materials in the english classPublished in 2012Repositorio Universidad Nacional de Colombia
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978Article of journalImproving eleventh graders’ oral production in english class through cooperative learning strategiesPublished in 2007Repositorio Universidad Nacional de Colombia
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979
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980Article of journalPublished in 2009Repositorio Universidad Nacional de Colombia
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