/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: caucakhotinh https://cdn.slidesharecdn.com/profile-photo-caucakhotinh-48x48.jpg?cb=1523349690 S畛�ng kh担ng bao gi畛� ��動畛�c n坦i 2 t畛� ch叩n ��畛�i S畛�ng ph畉�i l��m sao cho ��畛�i n坦 ch叩n