Perhaps you should try some spelling variations:
owned businesses » owned business, new businesses
businesses firm » businesses from, business firms, businesses dsm
business books » business book, business handbooks, business yearbooks
business costs » business cases, business customs, business case
mail business » small business, retail business, small businesses
big business » doing business

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((( owned businesses firm ) or ( mail business books ))) or ( big business costs ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((( owned businesses firm ) OR ( mail business books ))) OR ( big business costs )).
• Adding a wildcard symbol may retrieve word variants: (((( owned businesses firm ) or ( mail business books ))) or ( big business costs ))*.