/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: TngThng https://cdn.slidesharecdn.com/profile-photo-TngThng-48x48.jpg?cb=1522987910 Nguyá»…n Khánh Tùng Hồ Xuân Tùng Ngô Minh Tùng Phạm Công Tùng