Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
hieu lang » chieu sang, hieu quang, nhieu tang
luat hang » luat hanh, luat chung, luat huong
cong tan » cong tac, cong thanh, cong ty
cong san » cong tac
ho hieu » ho chieu, hoi hieu, nho hieu
tan tap » toan tap, han tap, tan tat

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho hieu lang - hanh trinh luat hang ((cong tan) or (cong san)) tan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho hieu lang - hanh trinh luat hang ((cong tan) OR (cong san)) tan tap.
• Adding a wildcard symbol may retrieve word variants: ho hieu lang - hanh trinh luat hang ((cong tan) or (cong san)) tan tap*.