Perhaps you should try some spelling variations:
truong quan » trong quan, thong quan, luong quan
chieu xanh » chieu sach, chieu sang, chieu tinh
truong cua » truong ca, truong cao, huong cua
doi chieu » doc hieu, doi chi, ho chieu
cong danh » cuong danh, cong thanh, cong khanh
cong dan » cong san, cong tan, huong dan
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 ((truong cua) OR (truong quan)) dung ((cong danh) or (cong dan)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - thanh ((truong cua) OR (truong quan)) dung ((cong danh) OR (cong dan)) toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu xanh - thanh ((truong cua) OR (truong quan)) dung ((cong danh) or (cong dan)) toan cao".
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - thanh ((truong cua) OR (truong quan)) dung ((cong danh) or (cong dan)) toan cao*.