/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: giachuongvu https://public.slidesharecdn.com/v2/images/profile-picture.png vui t鱈nh, hay c動畛�i va l��m cho ng動畛�i kh叩c c動畛�i, m棚 b坦ng ��叩