innocent as the child unborn vs spotless

innocent as the child unborn

adj

  • Utterly innocent. 

spotless

adj

  • Impeccable and free from blemish. 

  • Lacking spots; unspotted. 

  • Exceptionally clean. 

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