Perhaps you should try some spelling variations:
thanh truong » thanh trung, thanh thuong, thanh tung
chieu sang » chieu sach, chieu xanh, hieu lang
truong cao » truong dai
doi chieu » doc hieu, doi chi, ho chieu
dong cong » duong cong, dung cong, dang cong
cao dong » cao dang, lao dong, cao cong
cong san » cong tac
toan cau » toan cao, toan tap, toan tai
toan ban » van ban

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sang - thanh truong cao dong cong san ((toan cau) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sang - thanh truong cao dong cong san ((toan cau) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: doi chieu sang - thanh truong cao dong cong san ((toan cau) or (toan ban))*.