Perhaps you should try some spelling variations:
tranh hanh » tranh hang, trinh hanh, tran hanh
hoc thieu » toc thieu, hoc hien
hanh dung » thanh dung, anh dung, hanh dong
dung cong » dung trong
san chang » ban hang, dan chan, van khang
theo chu » theo chieu, cho chu, chao chu
san can » san van, ban can, van canh

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (theo chu)) xanh - canh tranh hanh dung cong ((san can) OR (san chang)) cau~.
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (theo chu)) xanh - canh tranh hanh dung cong ((san can) or (san chang)) cau*.