Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh cua » tinh cua, trinh luat, trinh quan
cua hang » cua dang, cua nhung, cua cong
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
than cau » toan cau, phan cau, than cap
toan ban » van ban
o cuu » ho cuu, so cuu, _ cuu

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

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