/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: nguyengiang52012 https://cdn.slidesharecdn.com/profile-photo-nguyengiang52012-48x48.jpg?cb=1523438912 Tá»± do là ung dung trong ràng buá»™c. Hạnh phúc là tá»± tại giữa khổ Ä‘au!