herewith vs that way

herewith

adv

  • in this way, hereby 

  • by this means 

  • with this; especially, with this letter or communication 

that way

adv

  • this way, as a result 

adj

  • Gay; homosexual. 

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