Perhaps you should try some spelling variations:
duong manh » duong van
cong thanh » dong thanh, cong trinh, cong tan
hanh dung » thanh dung, anh dung, hanh dong
chu tinh » chau tinh, chua tinh, cuu tinh
dung lan » dung luan, dung land, dung lam
lan dung » van dung, dan dung, lan hung
toan cao » toan ban, toan tap
ho chu » hoi chu, cho chu, ho chua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chu tinh - hanh dung lan dung ((cong thanh) or (duong manh)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chu tinh - hanh dung lan dung ((cong thanh) OR (duong manh)) toan cao*.