/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: PhamCuong4 https://cdn.slidesharecdn.com/profile-photo-PhamCuong4-48x48.jpg?cb=1523188358 năng Ä‘á»™ng, giàu tình yêu thÆ°Æ¡ng.