/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: MinHaDng https://cdn.slidesharecdn.com/profile-photo-MinHaDng-48x48.jpg?cb=1733656665 Chỉ cần cố gắng hết sức là okie!