Perhaps you should try some spelling variations:
thieu manh » hieu manh, tien manh, trieu minh
truong cao » truong dai
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
trung cap » trung tam
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan ban » van ban

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) or (truong cao)) nhung cong san toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu manh - thanh ((trung cap) OR (truong cao)) nhung cong san toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc thieu manh - thanh ((trung cap) or (truong cao)) nhung cong san toan ban*.