Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh cua » doanh cua, manh cua
hang nong » thang long, han tong
bang cong » dang cong, bang song, hang cong
chi xanh » chi anh, chi danh, chi hanh
ban than » ban thanh, van thanh, ban hang
than cau » toan cau, phan cau, than cap
doi chi » doi khi

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 - hanh tranh cua ((nhung cong) or (((hang nong) or (bang cong)))) ban than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi xanh - hanh tranh cua ((nhung cong) OR (((hang nong) OR (bang cong)))) ban than cau.
• Adding a wildcard symbol may retrieve word variants: doi chi xanh - hanh tranh cua ((nhung cong) or (((hang nong) or (bang cong)))) ban than cau*.