Chào Hùng_Vaio ! Mình đã down xong tài liệu Flexibility Techniques to Improve the Body's Range of Motion. Bạn gửi cho mình xin pass để giải nén nhé. Cảm ơn bạn Well, I don't know if the text is correct. But (in english) Could you send me the password for the archive ebove mentioned? Thanks