Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
tranh cua » doanh cua, manh cua
cua nhung » va nhung
thanh cac » hanh cac, thanh bac, thanh ca
chao chu » cho chu, cao cho, chao xu
cong tan » cong tac, cong san, cong thanh
than cau » toan cau, phan cau, than cap
cua chu » sua chua

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: ((chao chu) OR (cua chu)) xanh - canh tranh cua nhung cong tan ((than cau) OR (thanh cac))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((chao chu) OR (cua chu)) xanh - canh tranh cua nhung cong tan ((than cau) or (thanh cac))~".
• Adding a wildcard symbol may retrieve word variants: ((chao chu) OR (cua chu)) xanh - canh tranh cua nhung cong tan ((than cau) or (thanh cac))*.