/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: Trngo https://cdn.slidesharecdn.com/profile-photo-Trngo-48x48.jpg?cb=1522993716 Ờ thì cứ quen Ä‘i rùi biết ! Nói vài dòng ăn nhằm gì !