/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: wiliamtruong https://cdn.slidesharecdn.com/profile-photo-wiliamtruong-48x48.jpg?cb=1523555649 Kh担ng bao gi畛� ��畛� l達ng ph鱈 ti畛�n b畉�c v�� th畛�i gian n畛�a !!!!!