Perhaps you should try some spelling variations:
"retail businesses case" » "rural businesses case", "small businesses case", "local businesses case", "central businesses case", "retail business cases", "retail businesses a", "retail businesses tap"
"retail business case" » "rural business case", "central business case", "retail business cycle", "retail business climate"
"mail business hours" » "small business hours", "family business hours", "a business hours"

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 hours") or ((("retail business case") OR ("retail businesses case"))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("mail business hours") OR ((("retail business case") OR ("retail businesses case")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"mail business hours\") or (((\"retail business case\") OR (\"retail businesses case\"))))".
• Removing quotes may allow a broader search: (( mail business hours ) or ((( retail business case ) OR ( retail businesses case )))).
• Adding a wildcard symbol may retrieve word variants: (("mail business hours") or ((("retail business case") OR ("retail businesses case"))))*.