Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
duong tuan » duong quan, duong xuan, duong tan
doi chieu » doc hieu, doi chi, ho chieu
tranh cua » manh cua
doanh cua » doanh luan
dong tan » duong tan, dong tai, dong san
toan cao » toan ban, toan tap

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 ((tranh cua) OR (doanh cua)) truong ((dong tan) or (duong tuan)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - canh ((tranh cua) OR (doanh cua)) truong ((dong tan) OR (duong tuan)) toan cao*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sach - canh ((tranh cua) OR (doanh cua)) truong ((dong tan) or (duong tuan)) toan cao*".