Perhaps you should try some spelling variations:
thanh tung » thanh cong
hieu manh » chieu xanh, hieu nganh, dieu hanh
hoc hieu » hoc thieu, hoc hien, doc hieu
cap dung » ap dung, chan dung, cach dung
cao dung » cao dang, cao dong, cao ung
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 tung ((cap dung) OR (cao 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 tung ((cap dung) OR (cao dung)) ((cong tac) OR (cong san)) toan tap*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hieu manh - thanh tung ((cap dung) OR (cao dung)) ((cong tac) or (cong san)) toan tap*".