Perhaps you should try some spelling variations:
thanh trung » thanh tung
hieu manh » chieu xanh, hieu nganh, dieu hanh
trung cap » truong cao, trung tam
hoc hieu » hoc thieu, hoc hien, doc hieu
cap dung » ap dung, cao dung, chan dung
cong tac » cong ty
toan tap » toan 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 hieu manh - thanh trung cap dung ((cong tac) or (cong san)) toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu manh - thanh trung cap dung ((cong tac) OR (cong san)) toan tap.
• Adding a wildcard symbol may retrieve word variants: hoc hieu manh - thanh trung cap dung ((cong tac) or (cong san)) toan tap*.