Perhaps you should try some spelling variations:
trung thanh » truong thanh
chieu xanh » chieu sach, chieu sang, chieu tinh
trung tuan » trung tam, tran tuan, truong thanh
trong tac » trong cac, tuong tac, trong tan
ho chieu » theo chieu, hoc thieu, doi chieu
tac toan » tap toan, tam toan, hach toan
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 tuan) or (trung thanh)) dung trong tac toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - thanh ((trung tuan) OR (trung thanh)) dung trong tac toan cau.
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - thanh ((trung tuan) or (trung thanh)) dung trong tac toan cau*.