Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh cua » doanh cua, manh cua
dung cong » dung trong
theo chu » theo chieu, cho chu, chao chu
chu bang » thu bang, chuc nang, chu quang
cua dung » cua dang, cua dong, qua dung
dan than » dan chan, ban than, van than
ban hang » ngan hang

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chu bang - hanh tranh cua dung cong ((dan than) or (ban hang)) cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu bang - hanh tranh cua dung cong ((dan than) OR (ban hang)) cap.
• Adding a wildcard symbol may retrieve word variants: theo chu bang - hanh tranh cua dung cong ((dan than) or (ban hang)) cap*.