human touch vs warm-heartedness

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. 

warm-heartedness

noun
  • The quality of being warm-hearted. 

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