Perhaps you should try some spelling variations:
"business practices communication" » "business politics communication", "business politicss communication", "business perspectives communication"
"business practice communication" » "business politics communication", "business effective communication", "business pacific communications", "business perspective communication"
"businessman political communication" » "businessmen political communication", "business politics communication"
"business crisis communication" » "business crisis communications", "business mass communication", "business written communication", "business cross communication", "business risks communication", "business risk communication"
"business public communication" » "business oral communication", "business human communication", "business world communication", "business policy communication"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((((("businessman political communication") OR ("business practices communication"))) OR ("business crisis communication"))) OR ((("business practice communication") OR ("business public communication"))))~.
• Removing quotes may allow a broader search: (((((( businessman political communication ) or ( business practices communication ))) or ( business crisis communication ))) or ((( business practice communication ) or ( business public communication ))))~.
• Adding a wildcard symbol may retrieve word variants: (((((("businessman political communication") or ("business practices communication"))) or ("business crisis communication"))) or ((("business practice communication") or ("business public communication"))))*.