Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
hanh trinh » canh tranh, hanh chinh
luong cong » dung cong, trong cong, cong cong
theo lieu » theo tieu, theo yeu, thi lieu
trinh do » trinh ky
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo lieu) or (theo chieu)) tinh - hanh trinh do luong cong dan than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo lieu) OR (theo chieu)) tinh - hanh trinh do luong cong dan than cap.
• Adding a wildcard symbol may retrieve word variants: ((theo lieu) or (theo chieu)) tinh - hanh trinh do luong cong dan than cap*.