closeness vs regard for

closeness

noun
  • The shortest path between two vertices in a graph 

  • The state of being close (all senses) 

  • The state of being friends 

  • The state of being secretive 

  • The state of being mean or stingy 

regard for

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