/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: auduongphong777 https://cdn.slidesharecdn.com/profile-photo-auduongphong777-48x48.jpg?cb=1523622131 Th��nh c担ng ch畛� ��畉�n khi b畉�n l��m vi畛�c t畉�n t但m v�� lu担n ngh挑 ��畉�n nh畛�ng ��i畛�u t畛�t ��畉�p