Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
canh doanh » hanh doanh, chinh doanh, doanh doanh
doanh quan » doanh quang, doanh luan, doan quan
nhung cong » thong cong, hang cong, nhung don
doi chieu » doc hieu, doi chi, ho chieu
dung cong » dung trong
phan cac » phan dau, phan lap, phan van

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 - canh doanh quan ((nhung cong) OR (dung cong)) dan ((phan cac) or (nhan cach))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - canh doanh quan ((nhung cong) OR (dung cong)) dan ((phan cac) OR (nhan cach)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu xanh - canh doanh quan ((nhung cong) OR (dung cong)) dan ((phan cac) or (nhan cach))".
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - canh doanh quan ((nhung cong) OR (dung cong)) dan ((phan cac) or (nhan cach))*.