Perhaps you should try some spelling variations:
chinh doanh » kinh doanh
cong thanh » dong thanh, cong trinh, cong tan
thanh phan » thanh pho, thanh san, thanh toan
hieu lang » chieu sang, hieu quang, nhieu tang
doi hieu » doi chieu, doc hieu, doi hien
cua dung » cua dang, qua dung, cua rung
cua dong » chua dong, cua cong, cua dang

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi hieu lang - chinh doanh ((cua dung) or (cua dong)) cong thanh phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi hieu lang - chinh doanh ((cua dung) OR (cua dong)) cong thanh phan tu.
• Adding a wildcard symbol may retrieve word variants: doi hieu lang - chinh doanh ((cua dung) or (cua dong)) cong thanh phan tu*.