/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: nguyentuananh102 https://public.slidesharecdn.com/v2/images/profile-picture.png 担i c叩i cu畛�c ��畛�i v担 v��n ��i畛�u m畛�i.... ai gi畛�ng m狸nh mu畛�n ��i t狸m hi畛�u th棚m v畛� cu畛�c s畛�ng th狸 li棚n h畛� nh叩... ki畉�m chung cho l畉� :D