Perhaps you should try some spelling variations:
thanh van » thanh san, thanh toan, thanh phan
cua nhung » va nhung
theo chu » theo chieu, cho chu, chao chu
chu xanh » chu manh, chieu xanh, chua xang
cong tac » cong ty
toan cao » toan ban, toan tap
van cua » vang cua, ban cua, dan cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chu xanh - thanh van cua nhung ((cong san) or (cong tac)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu xanh - thanh van cua nhung ((cong san) OR (cong tac)) toan cao.
• Adding a wildcard symbol may retrieve word variants: theo chu xanh - thanh van cua nhung ((cong san) or (cong tac)) toan cao*.