/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: thikhuyennguyen5 https://cdn.slidesharecdn.com/profile-photo-thikhuyennguyen5-48x48.jpg?cb=1523421431 Chân thành thẳng thắn chân thật