1)-6------6------------------------------------------------------------------------------------------------ 
2)---7-9----7-9-6-7-9-6-7---6-7---6-7---------------------6/7------------7-7-9/11-9-6-7-9- 
3)------------------------------8------8------6s4-6-8-8-6-8-------6-6-6/8------------------------- 




ม่าย งง