Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
trung chan » trung phan, trong chan, trung can
chan dung » van dung, dan dung
ho chieu » theo chieu, hoc thieu, doi chieu
cong tac » cong ty
toan cau » toan cao, toan ban, toan tap
cong ha » cong hoa, dong ha, cong cua

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