Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
nhieu tang » chieu sang, hieu lang, nhiet nang
tinh bang » tinh sang, tinh lang, tinh quang
bang luan » tang luan, hang luan, dung luan
van cong » van dong, van phong, phan cong
cong dan » cong san, cong tan, huong dan
than cao » toan cao, than cap, than sao
thai cao » tai cao, thoai cac, thuat cao

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 xanh) or (nhieu tang)) - tinh bang luan van cong dan ((than cao) or (thai cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu xanh) OR (nhieu tang)) - tinh bang luan van cong dan ((than cao) OR (thai cao)).
• Adding a wildcard symbol may retrieve word variants: theo ((chieu xanh) or (nhieu tang)) - tinh bang luan van cong dan ((than cao) or (thai cao))*.