Perhaps you should try some spelling variations:
"retail business hours" » "retail businesses hours", "rural business hours", "mail business hours"
"based business cases" » "based businesses cases", "bass business cases", "owned business cases", "based business case", "based business cycles", "based business licenses"
"gas business costs" » "gas business customs", "gas business case", "gas business centers", "sas business costs", "bass 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: (("based business cases") or ((("gas business costs") or ("retail business hours"))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("based business cases") OR ((("gas business costs") OR ("retail business hours")))).
• Removing quotes may allow a broader search: (( based business cases ) or ((( gas business costs ) or ( retail business hours )))).
• Adding a wildcard symbol may retrieve word variants: (("based business cases") or ((("gas business costs") or ("retail business hours"))))*.