/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: yiyi3720190 https://cdn.slidesharecdn.com/profile-photo-yiyi3720190-48x48.jpg?cb=1523550016 Dữ dá»™i mà dịu êm!