/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: phuthuylien https://public.slidesharecdn.com/v2/images/profile-picture.png Cu畛�c ��畛�i kh担ng ph畉�i l�� cu畛�c ��ua, n坦 l�� m畛�t h��nh tr狸nh ��畛� ch炭ng ta t畛�ng b動畛�c chi棚m nghi畛�m 箪 ngh挑a. ��i畛�u quan tr畛�ng kh担ng ph畉�i l�� ph畉�n th動畛�ng khi b畉�n ��畉�t ��畉�n ��鱈ch m�� ch鱈nh l�� nh畛�ng g狸 b畉�n ��達 c坦p nh畉�t ��動畛�c tr棚n t畛�ng ch畉�ng ��動畛�ng.