Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu xanh
chieu sang » chieu xanh, hieu lang, nhieu tang
phan thanh » pham thanh, ban thanh, van thanh
thanh va » thanh van, hanh va, thanh ha
cong dan » cong san, cong tan, huong dan
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: hoc ((chieu sach) or (chieu sang)) - phan thanh va nhung ((cong dan) or (cong ty)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu sach) OR (chieu sang)) - phan thanh va nhung ((cong dan) OR (cong ty)) toan cau.
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu sach) or (chieu sang)) - phan thanh va nhung ((cong dan) or (cong ty)) toan cau*.