/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: thuyetnd https://cdn.slidesharecdn.com/profile-photo-thuyetnd-48x48.jpg?cb=1523453482 Chim khôn chim ngẩng cao đầu, bÆ°á»›m khôn bÆ°á»›m đậu trên đầu con chim