Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
thanh toan » thanh hoa, thanh san, tinh toan
tranh cua » doanh cua, manh cua
hang cong » dang cong, hang nong, bang cong
ho chieu » theo chieu, hoc thieu, doi chieu
cua hang » cua dang, cua nhung, cua cong
dan toan » van toan, dan than, manh 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 chieu) or (hoc hien)) sach - hanh tranh cua hang cong ((dan toan) or (thanh toan)) tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (hoc hien)) sach - hanh tranh cua hang cong ((dan toan) OR (thanh toan)) tap.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (hoc hien)) sach - hanh tranh cua hang cong ((dan toan) or (thanh toan)) tap*.