Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh cua » doanh cua, manh cua
van cong » van dong, van phong, phan cong
cong san » cong tac
cua van » cua ban, cua vat, cua dan
san van » tan van, luan van, tran van

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: ho ((chieu xanh) OR (diep tinh)) - hanh tranh cua van cong san van ban~.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (diep tinh)) - hanh tranh cua van cong san van ban*.