Perhaps you should try some spelling variations:
"business practices communication" » "business practice communication", "business politics communication"
"businessman political communication" » "businessmen political communication", "business politics communication"
"business mass communication" » "business oral communication", "business _ communication", "business east communication", "business names communication", "business cards communication"
"business case communication" » "business change communication", "business mass communications", "business asean communication", "business law communication", "business asia communication"
"business effective communication" » "business effect communication", "business effectiveness communication", "business perspective communication"
"business political communication" » "business politics communication", "businessmen political communication", "business policy communication"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("business practices communication") or ((((("business mass communication") OR ("business case communication"))) or ("business effective communication"))))) or ((("business political communication") or ("businessman political communication"))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("business practices communication") OR ((((("business mass communication") OR ("business case communication"))) OR ("business effective communication"))))) OR ((("business political communication") OR ("businessman political communication")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"business practices communication\") or (((((\"business mass communication\") OR (\"business case communication\"))) or (\"business effective communication\"))))) or (((\"business political communication\") or (\"businessman political communication\"))))".
• Removing quotes may allow a broader search: (((( business practices communication ) or ((((( business mass communication ) OR ( business case communication ))) or ( business effective communication ))))) or ((( business political communication ) or ( businessman political communication )))).
• Adding a wildcard symbol may retrieve word variants: (((("business practices communication") or ((((("business mass communication") OR ("business case communication"))) or ("business effective communication"))))) or ((("business political communication") or ("businessman political communication"))))*.