Perhaps you should try some spelling variations:
chieu manh » chieu xanh, chu manh, chieu sach
luan tuong » luan luong, luat thuong, xuan truong
hieu manh » chieu xanh, hieu nganh, dieu hanh
hanh dung » thanh dung, anh dung, hanh dong
luan tong » luan cong, luan dong, luan nong
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan ban » van ban

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 manh) or (hieu manh)) - hanh dung ((luan tong) OR (luan tuong)) cong dan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu manh) OR (hieu manh)) - hanh dung ((luan tong) OR (luan tuong)) cong dan toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu manh) or (hieu manh)) - hanh dung ((luan tong) OR (luan tuong)) cong dan toan ban".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu manh) or (hieu manh)) - hanh dung ((luan tong) OR (luan tuong)) cong dan toan ban*.