Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
chau tinh » ha tinh, cua tinh, cac tinh
trung cua » truong cua, trung tuan, trung cap
hang cong » dang cong, hang nong, bang cong
cua hang » cua dang, cua nhung, cua cong
cong tac » cong ty
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: hoc ((chieu xanh) or (((chau tinh) or (cuu tinh)))) - thanh trung cua hang cong tac toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu xanh) OR (((chau tinh) OR (cuu tinh)))) - thanh trung cua hang cong tac toan cau.
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu xanh) or (((chau tinh) or (cuu tinh)))) - thanh trung cua hang cong tac toan cau*.