human touch vs kindheartedness

human touch

noun
  • The positive qualities of human beings manifested in a place or object. 

  • The ability of a person to deal with others in a personable and empathetic way. 

kindheartedness

noun
  • The quality of being kindhearted. 

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