/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: DacthangNguyen https://cdn.slidesharecdn.com/profile-photo-DacthangNguyen-48x48.jpg?cb=1523262772 N畉�u c畉� 3 l畉�n ��畛�u th畉�t b畉�i, l畉�n th畛� t動 c滴ng th畉� th狸 l畉�n th畛� 5 s畉� th��nh c担ng