Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
khong cang » thong cong, hong bang, khong dung
doi chieu » doc hieu, doi chi, ho chieu
cua khong » hua khong, cua phuong, cua thuong
cong cua » cong cu, dong cua, huong cua
cang dan » cong dan, tang dan, canh dan
than cau » toan cau, phan cau, than cap

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 - thanh cong cua khong cang dan ((than cau) or (phan tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - thanh cong cua khong cang dan ((than cau) OR (phan tu)).
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - thanh cong cua khong cang dan ((than cau) or (phan tu))*.