Perhaps you should try some spelling variations:
canh trinh » canh tranh, hanh trinh, anh trinh
canh tinh » hanh tinh, manh tinh, canh tranh
luat hung » luat chung, luat huong, luan hung
hung cong » nhung cong, hung cuong, phung cong
cong van » cong vang, cong san, song van
van toan » van tuan, van tan, van thanh
toan cao » toan ban, toan tap
ho chau » ha chau, ho chu, khoa chau
o chau » a chau, 3 chau, moc chau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chau) or (o chau)) tinh - ((canh trinh) OR (canh tinh)) luat hung cong van toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chau) OR (o chau)) tinh - ((canh trinh) OR (canh tinh)) luat hung cong van toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chau) or (o chau)) tinh - ((canh trinh) OR (canh tinh)) luat hung cong van toan cao".
• Adding a wildcard symbol may retrieve word variants: ((ho chau) or (o chau)) tinh - ((canh trinh) OR (canh tinh)) luat hung cong van toan cao*.