Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
truong cao » truong dai
doi chieu » doc hieu, doi chi, ho chieu
huong cua » dung cua
dung cong » dung trong
cong ban » cong bang, cong san, cong tan
than cau » phan cau, than cap, thanh chau
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: doi chieu xanh - thanh ((huong cua) or (truong cao)) dung cong ban ((than cau) or (toan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - thanh ((huong cua) OR (truong cao)) dung cong ban ((than cau) OR (toan cau)).
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - thanh ((huong cua) or (truong cao)) dung cong ban ((than cau) or (toan cau))*.