Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chua xang » chua nang, chu bang, chua dong
tranh cua » doanh cua, manh cua
cua nhung » va nhung
van thang » van thanh, van khang, van hang
dan toan » van toan, dan than, manh toan
chuc » thuc, chu, phuc

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chua xang) OR (chuc nang)) - canh tranh cua nhung cong ((dan toan) or (van thang)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chua xang) OR (chuc nang)) - canh tranh cua nhung cong ((dan toan) OR (van thang)) ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chua xang) OR (chuc nang)) - canh tranh cua nhung cong ((dan toan) or (van thang)) ban".
• Adding a wildcard symbol may retrieve word variants: theo ((chua xang) OR (chuc nang)) - canh tranh cua nhung cong ((dan toan) or (van thang)) ban*.