as in vs substantially

as in

adv
  • In the sense of. 

  • Used other than figuratively or idiomatically: see as, in. 

substantially

adv
  • To a great extent; in essence; essentially. 

  • Without material qualifications. 

  • In a strong substantial manner; considerably. 

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