Perhaps you should try some spelling variations:
thanh trung » thanh tung
thieu manh » hieu manh, tien manh, trieu minh
hoc thieu » toc thieu, hoc hien
trung cap » truong cao, trung tam
dung cong » dung trong
dang hanh » dang thanh, ban hanh, dang van
cap dung » ap dung, cao dung, chan dung
san than » sang than, san thanh, ban 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 - thanh trung cap dung cong ((san than) or (dang hanh)) cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu manh - thanh trung cap dung cong ((san than) OR (dang hanh)) cap.
• Adding a wildcard symbol may retrieve word variants: hoc thieu manh - thanh trung cap dung cong ((san than) or (dang hanh)) cap*.