Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
nhung cong » dung cong, thong cong, hang cong
tranh cua » doanh cua, manh cua
cua nhung » va nhung
ho chieu » theo chieu, hoc thieu, doi chieu
cong tan » cong tac, cong san, cong thanh
toan ban » van ban

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - canh tranh cua nhung cong tan ((((toan ban) OR (toan tap))) OR (toan cao))~.
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - canh tranh cua nhung cong tan ((((toan ban) or (toan tap))) or (toan cao))*.