partie 2: http://www.dailymotion.com/user/Nzwamba/video/xa2rhx_de-lorigine-des-semites-et-etymolog_news partie 3: http://www.dailymotion.com/user/Nzwamba/video/xa2qq0_de-lorigine-des-semites-et-etymolog_news partie 4: http://www.dailymotion.com/user/Nzwamba/video/xa2pbj_de-lorigine-des-semites-et-etymolog_news