Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu xanh
chieu sang » chieu xanh, hieu lang, nhieu tang
canh doanh » hanh doanh, chinh doanh, doanh doanh
doanh cua » doanh luan
dang cong » dung cong
cua dang » cua cong, cua ban
tap phan » cap phan, tap pham, phap phan
tai phan » tai thanh, tai phong, tai ngan

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 sach) or (chieu sang)) - canh doanh cua dang cong ((tap phan) OR (tai phan)) tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu sach) OR (chieu sang)) - canh doanh cua dang cong ((tap phan) OR (tai phan)) tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((chieu sach) or (chieu sang)) - canh doanh cua dang cong ((tap phan) OR (tai phan)) tu".
• Adding a wildcard symbol may retrieve word variants: doi ((chieu sach) or (chieu sang)) - canh doanh cua dang cong ((tap phan) OR (tai phan)) tu*.