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
manh cua » ban cua
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan cau » 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 (((manh cua) or (doanh cua)))) trong cong san toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - canh ((tranh cua) OR (((manh cua) OR (doanh cua)))) trong cong san toan cau.
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - canh ((tranh cua) or (((manh cua) or (doanh cua)))) trong cong san toan cau*.