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
dan than » ban than, van than, dan toan
dan chan » dan gian, dan ca, van chat

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) OR (dan chan)) 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) OR (dan chan)) cap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "cho ((hieu manh) or (chieu sang)) - hanh trinh van thong cong ((dan than) OR (dan chan)) cap".
• Adding a wildcard symbol may retrieve word variants: cho ((hieu manh) or (chieu sang)) - hanh trinh van thong cong ((dan than) OR (dan chan)) cap*.