Perhaps you should try some spelling variations:
communication conversation » communication information, communication cohesion, communication communication
conversation made » conversation a, conversation part, conversation _
made occlusion » face occlusion, images occlusion, under occlusion
occlusion from » conclusion from, exclusion from, occassion from
event » even
events » evens

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 made occlusion from (event OR events)~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "communication conversation made occlusion from (event OR events)".
• Adding a wildcard symbol may retrieve word variants: communication conversation made occlusion from (event OR events)*.