/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: cuonghvinfo https://cdn.slidesharecdn.com/profile-photo-cuonghvinfo-48x48.jpg?cb=1523468584 Sống Ä‘Æ¡n giản, yêu Tá»± Do. :))