Perhaps you should try some spelling variations:
chinh doanh » kinh doanh
cong thang » cong thanh, cang thang, cong thong
thang phan » thanh phan, thong phan, than phan
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 thang phan tu~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi hieu lang - chinh doanh ((cua dung) OR (cua dong)) cong thang phan tu".
• Adding a wildcard symbol may retrieve word variants: doi hieu lang - chinh doanh ((cua dung) OR (cua dong)) cong thang phan tu*.