Perhaps you should try some spelling variations:
cong nguong » cong nguon, cong thuong, cong huong
cong luong » cong thuong, nang luong, cong dong
thi chieu » thi chien, thi hieu, theo chieu
hanh mang » nhanh mang, hanh trang, nhanh lang
mang luat » tang luat, nang suat, tang luan
manh toan » thanh toan, anh tuan, tinh toan
theo chu » theo chieu, cho chu, chao chu
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: ((thi chieu) or (theo chu)) xanh - hanh mang luat ((cong nguong) OR (cong luong)) manh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thi chieu) OR (theo chu)) xanh - hanh mang luat ((cong nguong) OR (cong luong)) manh toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((thi chieu) or (theo chu)) xanh - hanh mang luat ((cong nguong) OR (cong luong)) manh toan ban".
• Adding a wildcard symbol may retrieve word variants: ((thi chieu) or (theo chu)) xanh - hanh mang luat ((cong nguong) OR (cong luong)) manh toan ban*.