/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: bichngocnguyen90813 https://cdn.slidesharecdn.com/profile-photo-bichngocnguyen90813-48x48.jpg?cb=1523598845 "yếu Ä‘uối và hèn nhát",nhÆ° kiểu 1 con ốc sên chạy ý ^^