Perhaps you should try some spelling variations:
theo chieu » theo tieu, theo chu, thi chieu
hanh trinh » canh tranh, hanh chinh
trinh thuc » trinh tu, trinh thi
thuc luong » thuc uong, truc luong, theo luong
luong cong » dung cong, trong cong, cong cong
cong manh » cong danh, duong manh, cong thanh
ho chieu » hoc thieu, doi chieu, mot chieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo chieu) or (ho chieu)) xanh - hanh trinh thuc luong cong manh ((toan ban) OR (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (ho chieu)) xanh - hanh trinh thuc luong cong manh ((toan ban) OR (van ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) or (ho chieu)) xanh - hanh trinh thuc luong cong manh ((toan ban) OR (van ban))".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (ho chieu)) xanh - hanh trinh thuc luong cong manh ((toan ban) OR (van ban))*.