Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, kieu tinh
hang doanh » hanh doanh, nhung doanh, van doanh
doanh quan » doanh quang, doanh luan, doan quan
quan trong » gian trong
chau tinh » cuu tinh, ha tinh, cua tinh
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan cao » toan ban, toan tap

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chieu tinh) or (chau tinh)) - hang doanh quan trong cong san toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu tinh) OR (chau tinh)) - hang doanh quan trong cong san toan cao.
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu tinh) or (chau tinh)) - hang doanh quan trong cong san toan cao*.