compresence vs copresence

compresence

noun
  • The state of existing together concurrently. 

  • The tie or relation responsible for holding properties in the bundle theory of substance. Also called 'togetherness' 

copresence

noun
  • The situation of being copresent 

How often have the words compresence and copresence occurred in a corpus of books? (source: Google Ngram Viewer )