Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
chieu sang » chieu sach, chieu xanh, hieu lang
thong cong » trong cong, tong cong, thong thong
hieu manh » chieu xanh, hieu nganh, dieu hanh
trinh van » trinh han, trinh quan, trinh toan
van thong » van thuong, van phong, va thong
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: cho ((hieu manh) or (chieu sang)) - hanh trinh van thong cong dan than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cho ((hieu manh) OR (chieu sang)) - hanh trinh van thong cong dan than cap.
• Adding a wildcard symbol may retrieve word variants: cho ((hieu manh) or (chieu sang)) - hanh trinh van thong cong dan than cap*.