/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: hoangtkien1 https://public.slidesharecdn.com/v2/images/profile-picture.png ��i畛�u quan tr畛�ng ko ph畉�i v畛� tr鱈 ta ��ang ��畛�ng, m�� 畛� h動畛�ng ta ��ang ��i.