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�ݺ�ߣshows by User: auhaiha / http://www.slideshare.net/images/logo.gif �ݺ�ߣshows by User: auhaiha / �ݺ�ߣShare feed for �ݺ�ߣshows by User: auhaiha https://cdn.slidesharecdn.com/profile-photo-auhaiha-48x48.jpg?cb=1523413871 đơn giản chỉ là...đơn giản