/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: trunghenxum https://public.slidesharecdn.com/v2/images/profile-picture.png thich tan gai( hjhj ) nhung ko len nhen.tan' cứ tán nhÆ°ng iu thì 1 ng.hjhj