Perhaps you should try some spelling variations:
"based businesses owners" » "based business owners", "based businesses owned", "based business owner", "owned businesses owners", "new businesses owners"
"gas business case" » "gas business cycle", "gas business climate", "sas business case", "bass business case"
"mail business case" » "mail business cycle", "mail business climate", "small business case", "retail business case", "small businesses case"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("based businesses owners") OR ((("gas business case") OR ("mail business case"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"based businesses owners\") OR (((\"gas business case\") OR (\"mail business case\"))))".
• Removing quotes may allow a broader search: (( based businesses owners ) OR ((( gas business case ) OR ( mail business case )))).
• Adding a wildcard symbol may retrieve word variants: (("based businesses owners") OR ((("gas business case") OR ("mail business case"))))*.