Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
thanh tung » thanh cong
tham nhung » thi nhung
hoc chieu » hoc thieu, ho chieu, hoc hien
tung tham » tuong tham, tung pham, cung tham
cong tac » cong ty
than cau » toan cau, phan cau, than cap

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 - thanh tung tham nhung ((cong san) or (cong tac)) than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu tinh - thanh tung tham nhung ((cong san) OR (cong tac)) than cau.
• Adding a wildcard symbol may retrieve word variants: hoc chieu tinh - thanh tung tham nhung ((cong san) or (cong tac)) than cau*.