Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
doi chieu » doc hieu, doi chi, ho chieu
doanh cua » doanh luan
tong cong » trong cong, cong cong, dung cong
sang than » cang thang, dang thanh, ban than
sang tao » hang tai
ban cua » ban quan

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 - canh ((doanh cua) or (ban cua)) tong cong ((sang than) OR (sang tao)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - canh ((doanh cua) OR (ban cua)) tong cong ((sang than) OR (sang tao)) cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sach - canh ((doanh cua) or (ban cua)) tong cong ((sang than) OR (sang tao)) cau*".