Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
phuc nang » chuc nang, phuc hang, phuc nhung
tranh cua » doanh cua, manh cua
cua nhung » va nhung
thu bang » thu ban, thu hang, chu bang
cong van » cong vang, cong san, song van
van tan » van tuan, van ban, van tai
tan cao » toan cao, tao cao, tay cao

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: theo ((((thu bang) OR (phuc nang))) OR (thuc hanh)) - canh tranh cua nhung cong van tan cao~.
• Adding a wildcard symbol may retrieve word variants: theo ((((thu bang) or (phuc nang))) or (thuc hanh)) - canh tranh cua nhung cong van tan cao*.