Perhaps you should try some spelling variations:
thanh truong » thanh trung, thanh thuong, thanh tung
truong cam » truong cao, truong ca, truong ham
doi chieu » doc hieu, doi chi, ho chieu
dung cong » dung trong
cam dung » cam hung, am dung, cao dung
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan ban » van ban

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chieu) or (doi khi)) sach - thanh truong cam dung cong tac toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (doi khi)) sach - thanh truong cam dung cong tac toan ban.
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) or (doi khi)) sach - thanh truong cam dung cong tac toan ban*.