Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
chieu xanh » chieu sang, chieu tinh, hieu manh
hanh hang » thanh hang, hang hang, hanh han
hang cua » mang cua, hang ca, huong cua
cua hang » cua dang, cua nhung, cua cong
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
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 (chieu xanh)) - hanh hang cua hang ((cong dan) or (cong san)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sach) OR (chieu xanh)) - hanh hang cua hang ((cong dan) OR (cong san)) toan cau.
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sach) or (chieu xanh)) - hanh hang cua hang ((cong dan) or (cong san)) toan cau*.