Perhaps you should try some spelling variations:
"based businesses costs" » "based business costs", "owned businesses costs", "new businesses costs", "based businesses across", "based business costa"
"mail business books" » "mail business book", "mail business handbooks", "mail business yearbooks", "small business books", "retail business books", "small businesses books"
"best business case" » "about business case", "great business case", "basin business case", "best business cycle", "best business climate"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("mail business books") or ("based businesses costs"))) or ("best business case"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mail business books") OR ("based businesses costs"))) OR ("best business case")).
• Removing quotes may allow a broader search: (((( mail business books ) or ( based businesses costs ))) or ( best business case )).
• Adding a wildcard symbol may retrieve word variants: (((("mail business books") or ("based businesses costs"))) or ("best business case"))*.