/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: tuongpham94043 https://cdn.slidesharecdn.com/profile-photo-tuongpham94043-48x48.jpg?cb=1523578074 Co gì mà giá»›i thiệu khi nào có gì má»›i thì giá»›i thiệu chứ hey??/