Perhaps you should try some spelling variations:
thanh trung » thanh tung
trung thanh » truong thanh
thanh quang » nhanh quang, thanh quan, than quang
chieu xanh » chieu sach, chieu sang, chieu tinh
cuong dan » cuong danh, cong dan, tuong dan
ho chieu » theo chieu, hoc thieu, doi chieu
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: ho chieu xanh - thanh trung thanh quang ((cuong dan) or (huong dan)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - thanh trung thanh quang ((cuong dan) OR (huong dan)) toan cau.
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - thanh trung thanh quang ((cuong dan) or (huong dan)) toan cau*.