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