Perhaps you should try some spelling variations:
chieu sach » chinh sach, chieu sang, chieu xanh
nganh dong » nganh cong, nhanh dong, nganh nong
nhung cong » dung cong, thong cong, hang cong
cua nhung » va nhung
dong cua » dung cua, cong cua, huong cua
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, 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: theo ((chieu sach) or (chiet tach)) - nganh dong cua nhung cong dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sach) OR (chiet tach)) - nganh dong cua nhung cong dan toan cau.
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sach) or (chiet tach)) - nganh dong cua nhung cong dan toan cau*.