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

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 ("mail business case"))) OR ("based businesses cases"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"mail business costs\") OR (\"mail business case\"))) OR (\"based businesses cases\"))".
• Removing quotes may allow a broader search: (((( mail business costs ) OR ( mail business case ))) OR ( based businesses cases )).
• Adding a wildcard symbol may retrieve word variants: (((("mail business costs") OR ("mail business case"))) OR ("based businesses cases"))*.