/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: phungvanthinh7 https://cdn.slidesharecdn.com/profile-photo-phungvanthinh7-48x48.jpg?cb=1523455084 Th鱈ch l��m quen v畛�i t畉�t c畉� m畛�i ng動畛�i c坦 c湛ng quan ��i畛�m s畛�ng v畛�i m狸nh