Perhaps you should try some spelling variations:
"based businesses case" » "owned businesses case", "new businesses case", "based business cases", "based businesses a", "based businesses tap"
"basic business case" » "big business case", "gas business case", "banking business case", "basic business cycle", "basic business climate"
"mail business costs" » "mail business cases", "mail business hours", "mail business centers", "small business costs", "family business costs", "retail business costs"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("basic business case") OR ("based businesses case"))) or ("mail business costs"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("basic business case") OR ("based businesses case"))) OR ("mail business costs"))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"basic business case\") OR (\"based businesses case\"))) or (\"mail business costs\"))*".
• Removing quotes may allow a broader search: (((( basic business case ) OR ( based businesses case ))) or ( mail business costs ))*.