eo ipso vs thereupon

eo ipso

adv
  • Through or by that very act or quality; thereby. Compare: ipso facto. 

thereupon

adv
  • In consequence, or by reason, of that; therefore. 

  • Following that; forthwith; in sequence, but not necessarily in consequence. 

  • Upon that; thereon. 

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