/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: NguyenDung32 https://public.slidesharecdn.com/v2/images/profile-picture.png Ai c滴ng c畉�n m畛�t b畛� vai ��畛� t畛�a v��o...��畛� th畉�y tim m狸nh b狸nh y棚n