Nhac dau tranh

http://www.youtube.com/watch?v=tMt6wYOUuoA
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http://www.youtube.com/watch?v=9MBuS_swemM&feature=related
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http://www.youtube.com/watch?v=OZBwcrON0rY
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http://www.youtube.com/watch?v=IEXUrw156oY&feature=related
...........Ca nuoc dau tranh.....
http://www.youtube.com/watch?v=glJjbIXsZ8U&feature=related
...........Dap loi song nui.........
http://www.youtube.com/watch?v=Rlq6kJhkzJ8&feature=related