/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: ssuser430f73 https://public.slidesharecdn.com/v2/images/profile-picture.png Thik sống tá»± lập, thik được tá»± do, thik làm những gì theo ý mình...