Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chieu xanh » chieu sach, chieu sang, chieu tinh
toan thanh » tran thanh, hoan thanh, toan thang
cong toan » cong tan, cong hoan, cong tuan
thanh cau » thanh chau, thanh mau, nhanh cau
tranh va » tranh van, trang va, trinh va

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((chieu xanh) or (trieu tinh)) - canh tranh va nhung cong toan thanh cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu xanh) OR (trieu tinh)) - canh tranh va nhung cong toan thanh cau.
• Adding a wildcard symbol may retrieve word variants: doi ((chieu xanh) or (trieu tinh)) - canh tranh va nhung cong toan thanh cau*.