Perhaps you should try some spelling variations:
"business politics communication" » "business practice communication", "business crisis communication", "business politics domination", "business logistics communication", "businessman political communication"
business perspective » outline perspective
"business policy communication" » "business public communication", "business applied communication", "business power communication"
"business political communication" » "businessman political communication", "businessmen political communication", "business periodicals communication"
"business policy communities" » "business biotic communities", "business police community", "business policy committee"

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 practices) or (business perspective)) communication") OR ((("business political communication") OR ((("business politics communication") OR ((("business policy communication") OR ("business policy communities"))))))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"((business practices) or (business perspective)) communication\") or (((\"business political communication\") or (((\"business politics communication\") or (((\"business policy communication\") OR (\"business policy communities\"))))))))~".
• Removing quotes may allow a broader search: (( ((business practices) or (business perspective)) communication ) or ((( business political communication ) or ((( business politics communication ) or ((( business policy communication ) OR ( business policy communities ))))))))~.
• Adding a wildcard symbol may retrieve word variants: (("((business practices) or (business perspective)) communication") or ((("business political communication") or ((("business politics communication") or ((("business policy communication") OR ("business policy communities"))))))))*.