/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: thiphungnguyen1 https://cdn.slidesharecdn.com/profile-photo-thiphungnguyen1-48x48.jpg?cb=1523556559 iêu laÌ€ phải kiêu iêu laÌ€ phải Ä‘iêu ko kiêu, ko Ä‘iêu thiÌ€ nghỉ iêu =))