Perhaps you should try some spelling variations:
chieu sang » chieu xanh, hieu lang, nhieu tang
chieu sach » chinh sach, chiet tach, chieu xanh
hang doanh » hanh doanh, nhung doanh, van doanh
trinh phan » trinh quan, thanh phan, trinh toan
doanh van » doan van, doanh va, doanh ban
dung cong » dung trong
trinh han » trinh quan
van dung » van dong, xay dung, tin dung

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu sang) or (chieu sach)) - hang doanh van dung cong ((trinh phan) OR (trinh han)) cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sang) OR (chieu sach)) - hang doanh van dung cong ((trinh phan) OR (trinh han)) cac.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu sang) or (chieu sach)) - hang doanh van dung cong ((trinh phan) OR (trinh han)) cac".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sang) or (chieu sach)) - hang doanh van dung cong ((trinh phan) OR (trinh han)) cac*.