Perhaps you should try some spelling variations:
thieu manh » hieu manh, tien manh, trieu minh
hoc thieu » toc thieu, hoc hien
tranh qua » tranh cua, thanh qua, tranh quang
trinh qua » trinh quan, trinh cua, trinh quang
dung cong » dung trong
than cao » toan cao, thai cao, than cap
cong tu » cong ty, cong cu, dong tu
tu than » tu thanh, tu nhan, nu than

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu manh - canh ((tranh qua) or (trinh qua)) dung cong tu than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu manh - canh ((tranh qua) OR (trinh qua)) dung cong tu than cao.
• Adding a wildcard symbol may retrieve word variants: hoc thieu manh - canh ((tranh qua) or (trinh qua)) dung cong tu than cao*.