Perhaps you should try some spelling variations:
thanh trung » thanh tung
thi chieu » thi chien, thi hieu, theo chieu
trung cua » truong cua, trung tuan, trung cap
cong cong » cong dong, trong cong, dung cong
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
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: ((thi chieu) or (theo tieu)) sach - thanh trung cua cong cong tac toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thi chieu) OR (theo tieu)) sach - thanh trung cua cong cong tac toan cao.
• Adding a wildcard symbol may retrieve word variants: ((thi chieu) or (theo tieu)) sach - thanh trung cua cong cong tac toan cao*.