Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu tinh » lieu tinh, chau tinh, kieu tinh
chiet tach » chieu sach
trung qua » trung quan, trong qua, trung cua
trong tac » trong cac, tuong tac, trong tan
qua dung » quang dung, su dung, qua song
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: ho ((((chieu tinh) OR (trieu tinh))) or (chiet tach)) - thanh trung qua dung trong tac toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((((chieu tinh) OR (trieu tinh))) OR (chiet tach)) - thanh trung qua dung trong tac toan ban*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((((chieu tinh) OR (trieu tinh))) or (chiet tach)) - thanh trung qua dung trong tac toan ban*".