Perhaps you should try some spelling variations:
tien thanh » tien thinh, tran thanh
den thanh » de thanh, dinh thanh, dong thanh
trung cap » truong cao, trung tam
hang cong » dang cong, hang nong, bang cong
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van 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 ((tien thanh) or (den thanh)) - hanh ((doanh nhan) or (trung cap)) hang cong tan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((tien thanh) OR (den thanh)) - hanh ((doanh nhan) OR (trung cap)) hang cong tan toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((tien thanh) or (den thanh)) - hanh ((doanh nhan) or (trung cap)) hang cong tan toan ban*.