http://www.flashcardexchange.com/tag/top10 www.flashcardexchange.com: top10 Flashcards en-us Mon, 28 May 2012 10:33:30 PDT Mon, 28 May 2012 10:33:30 PDT support@flashcardexchange.com 720 http://www.flashcardexchange.com/flashcards/view/323065 top10 most common words. 2006-01-10 http://www.flashcardexchange.com/flashcards/view/323065