Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
cong ngang » cong nhan, cong quang, cong lang
doi chieu » doc hieu, doi chi, ho chieu
tranh cua » doanh cua, manh cua
cua dang » cua cong, cua ban
cong van » cong vang, cong san, song van
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 dang ((cong van) or (cong ngang)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - canh tranh cua dang ((cong van) OR (cong ngang)) toan cau*.