Perhaps you should try some spelling variations:
"business practice communication" » "business effective communication", "business public communication", "business pacific communications", "business practices communication", "business perspective communication"
"business politics communication" » "business crisis communication", "business politics domination", "business public communication", "business logistics communication", "business policy communication", "business practices communication"
"businessman political communication" » "businessmen political 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: (("business practice communication") OR ((("businessman political communication") OR ("business politics communication"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"business practice communication\") or (((\"businessman political communication\") OR (\"business politics communication\"))))~".
• Removing quotes may allow a broader search: (( business practice communication ) or ((( businessman political communication ) OR ( business politics communication ))))~.
• Adding a wildcard symbol may retrieve word variants: (("business practice communication") or ((("businessman political communication") OR ("business politics communication"))))*.