/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: 10101992 https://cdn.slidesharecdn.com/profile-photo-10101992-48x48.jpg?cb=1523078377 hay vui hay buồn......không có tính thù vặt chỉ có tính thù dai....hehe