Perhaps you should try some spelling variations:
"basic business hours" » "bass business hours", "asia business hours", "based business hours"
"basic business case" » "bass business case", "asia business case", "based business case", "basic business cycle", "basic business climate"
"mail business costs" » "mail business cases", "mail business customs", "mail business centers", "small business costs", "retail business costs", "small businesses costs"

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 costs") or ("basic business hours"))) or ("basic business case"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mail business costs") OR ("basic business hours"))) OR ("basic business case")).
• Removing quotes may allow a broader search: (((( mail business costs ) or ( basic business hours ))) or ( basic business case )).
• Adding a wildcard symbol may retrieve word variants: (((("mail business costs") or ("basic business hours"))) or ("basic business case"))*.