haram vs unclean

haram

adj

  • Forbidden by Islam: unlawful, sinful. 

noun

  • A sin. 

unclean

adj

  • Ritually or ceremonially impure or unfit. 

  • Dirty, soiled or foul. 

  • Not moral or chaste. 

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