�ݺ�ߣshows by User: nhokvu

�ݺ�ߣshows by User: nhokvu / http://www.slideshare.net/images/logo.gif �ݺ�ߣshows by User: nhokvu / �ݺ�ߣShare feed for �ݺ�ߣshows by User: nhokvu https://cdn.slidesharecdn.com/profile-photo-nhokvu-48x48.jpg?cb=1523323520 Ưu điểm: ko có gì đặc biệt,Nhược điểm: wa' tốt bụng ^^