ºÝºÝߣshows by User: bobnhock / http://www.slideshare.net/images/logo.gif ºÝºÝߣshows by User: bobnhock / ºÝºÝߣShare feed for ºÝºÝߣshows by User: bobnhock https://public.slidesharecdn.com/v2/images/profile-picture.png những lúc buồn sao mình trở nên yếu Ä‘uối. cố gắng thui nào