Perhaps you should try some spelling variations:
chieu tinh » lieu tinh, chau tinh, kieu tinh
manh hung » anh huong
hung tuan » hung tran, quang tuan, trung tuan
tuan dang » tran dang, tuan bang, tuan dung
dang cong » dung cong
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 (trieu tinh)) - manh hung tuan dang cong san toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu tinh) OR (trieu tinh)) - manh hung tuan dang cong san toan cao.
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu tinh) or (trieu tinh)) - manh hung tuan dang cong san toan cao*.