/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: MrDark89 https://cdn.slidesharecdn.com/profile-photo-MrDark89-48x48.jpg?cb=1621840331 Không có gì để giá»›i thiệu cả... he he