Perhaps you should try some spelling variations:
"retail businesses books" » "rural businesses books", "small businesses books", "local businesses books", "retail business books", "retail business book", "retail business yearbooks", "mail businesses books", "central businesses books"
"retail business costs" » "rural business costs", "mail business costs", "central business costs", "retail business cases", "retail business customs", "retail business case"
"big business hours" » "doing business hours"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("retail businesses books") or ("retail business costs"))) or ("big business hours"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("retail businesses books") OR ("retail business costs"))) OR ("big business hours"))*.
• Removing quotes may allow a broader search: (((( retail businesses books ) or ( retail business costs ))) or ( big business hours ))*.