/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: luuh007 https://cdn.slidesharecdn.com/profile-photo-luuh007-48x48.jpg?cb=1523051206 "Vi畛�c nghi棚n c畛�u nh畛�ng th畉�t b畉�i c嘆n quan tr畛�ng h董n vi畛�c nghi棚n c畛�u nh畛�ng th��nh c担ng, b畛�i v狸 th��nh c担ng c坦 th畛� s畉� ��動畛�c l畉�p l畉�i hay kh担ng l畉�p l畉�i, c嘆n th畉�t b畉�i, sai l畉�m th狸 nh畉�t thi畉�t kh担ng ��動畛�c l畉�p l畉�i"