blameless vs innocent as the babe unborn

blameless

adj
  • Free from blame; without fault; innocent 

  • Not meriting blame or censure; undeserving of reproof. 

innocent as the babe unborn

adj
  • Entirely innocent. 

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