calligraphy vs running hand

calligraphy

noun
  • Any such style of decorative writing. 

  • A document written in decorative style. 

  • The art or practice of writing letters and words in a decorative style; the letters and words so written. 

running hand

noun
  • A style of rapid handwriting without lifting the pen. 

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