Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
chau tinh » cuu tinh, ha tinh, cua tinh
tranh cua » doanh cua, manh cua
hang cong » dang cong, hang nong, bang cong
cua hang » cua dang, cua nhung, cua cong
cong san » cong tac
toan cao » toan tap
toan ban » van ban
a chau » ha chau, lai chau, hat chau

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

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