Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
thanh phan » thanh pho, thanh san, thanh toan
dan thanh » dang thanh, danh thanh, ban thanh
dung lan » dung luan, dung land, dung lam
van cong » van dong, van phong, phan cong
cong dan » cong san, cong tan, huong dan
lan van » luan van, lang van, tan van

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 (chieu sang)) - sach dung lan van cong dan thanh phan~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu xanh) OR (chieu sang)) - sach dung lan van cong dan thanh phan.
• Adding a wildcard symbol may retrieve word variants: theo ((chieu xanh) or (chieu sang)) - sach dung lan van cong dan thanh phan*.