Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh cua » doanh cua, manh cua
cua nhung » va nhung
cong vang » cong quang, cong ngang, cong san
cong lang » cong luong, cong quang, cong ngang
chi lang » thi lan, chi van, hoi lang
cong van » cong san, song van, cong tan
doi chi » doi khi
van cau » van dau, van hau, van chat

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

• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi lang - hanh tranh cua nhung ((((cong van) OR (cong vang))) OR (cong lang)) van cau~.
• Adding a wildcard symbol may retrieve word variants: doi chi lang - hanh tranh cua nhung ((((cong van) or (cong vang))) or (cong lang)) van cau*.