Perhaps you should try some spelling variations:
communication conversation » communication cohesion, communication communication, communication foundation
communication information » communication international, communication education
death decisions » health decisions, data decisions, depth decision
decisions fama » decisions data, decisions fast, decisions game

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((communication conversation) OR (communication information)) death decisions fama (opens or open)~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((communication conversation) OR (communication information)) death decisions fama (opens OR open).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((communication conversation) OR (communication information)) death decisions fama (opens or open)".
• Adding a wildcard symbol may retrieve word variants: ((communication conversation) OR (communication information)) death decisions fama (opens or open)*.