/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: TranNghia3 https://public.slidesharecdn.com/v2/images/profile-picture.png kh担ng c坦 j l�� m達i m達i, c滴ng gi畛�ng nh動 kh担ng bao gi畛� t畛�n t畉�i t.y v挑nh c畛�u