Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
tieu xanh » tieu danh, chieu xanh, dieu hanh
tranh cua » doanh cua, manh cua
cua nhung » va nhung
cong tan » cong tac, cong san, cong thanh
than cau » toan cau, thanh chau, thanh mau
phan cau » phan dau, phan cac, phan tu
than cap » khan cap, thanh lap, thanh cac

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 tieu xanh - canh tranh cua nhung cong tan ((((than cau) OR (phan cau))) OR (than cap))~.
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - canh tranh cua nhung cong tan ((((than cau) or (phan cau))) or (than cap))*.