/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: Luckyboy91090 https://cdn.slidesharecdn.com/profile-photo-Luckyboy91090-48x48.jpg?cb=1523504571 lucky_boy Ai cÅ©ng biết đó là ai :))