Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
cong thanh » dong thanh, cong trinh, truong thanh
trung cap » truong cao, trung tam
ho chieu » theo chieu, hoc thieu, doi chieu
cong tan » cong tac, cong san, cong ty
toan cau » toan cao, toan ban, toan tap
cap dan » cac dan, ca dan, cay dan

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 cap dan ((cong tan) or (cong thanh)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - thanh trung cap dan ((cong tan) OR (cong thanh)) toan cau.
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - thanh trung cap dan ((cong tan) or (cong thanh)) toan cau*.