Perhaps you should try some spelling variations:
chiet tach » chieu sach
tranh van » tran van, trinh van, thanh van
hang cong » dang cong, hang nong, bang cong
manh toan » thanh toan, tinh toan
ho chiet » ho chieu, ho thiet, hoc thiet
van hang » van khang, van hoang, van thang
dan toan » van toan, dan than, xuan toan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chiet tach - canh tranh van hang cong ((dan toan) or (((manh toan) or (anh tuan)))) tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - canh tranh van hang cong ((dan toan) OR (((manh toan) OR (anh tuan)))) tap.
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - canh tranh van hang cong ((dan toan) or (((manh toan) or (anh tuan)))) tap*.