Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, nhung don
tranh cua » doanh cua, manh cua
hang cong » dang cong, hang nong, bang cong
chi xanh » chi anh, chi danh, chi hanh
doi chi » doi khi
van tan » van tuan, van ban, van tai
tan cau » toan cau, van cau, tan ca

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chi xanh - canh tranh cua ((nhung cong) or (hang cong)) van tan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi xanh - canh tranh cua ((nhung cong) OR (hang cong)) van tan cau*.