/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: Dngt4 https://cdn.slidesharecdn.com/profile-photo-Dngt4-48x48.jpg?cb=1523431899 Ä‚n chÆ°a no, lo chÆ°a tá»›i