/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: quynh1408 https://cdn.slidesharecdn.com/profile-photo-quynh1408-48x48.jpg?cb=1583638937 Ä‘Æ¡n jan, dá»… gần :D