/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: DavisDoan https://cdn.slidesharecdn.com/profile-photo-DavisDoan-48x48.jpg?cb=1523112226 BΩΦ F2k9 AΘ-228 Patience>Persistence 12345