Talvez debería tentar con algunhas variantes ortográficas:
communication concepts » communication circuits, communication congresses, communication channels
concepts extension » concept's extension, concepts tensions, context extension
extension aversion » extension torsion, extension region, extension division
aversion level » conversion level, session level

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

• Performing a fuzzy search may retrieve terms with similar spellings: communication communication concepts extension aversion level~.
• Adding a wildcard symbol may retrieve word variants: communication communication concepts extension aversion level*.