Perhaps you should try some spelling variations:
"based businesses cases" » "based business case", "based businesses can", "based businesses asia", "based business cases", "owned businesses cases", "new businesses cases"
"mail business costs" » "mail business customs", "mail business case", "mail business centers", "small business costs", "retail business costs", "small businesses costs"
"gas business cases" » "gas business case", "gas business cycles", "gas business licenses", "sas business cases", "bass business cases"

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