irreclaimable vs unredeemable

irreclaimable

adj

  • Unredeemable. 

  • Incapable of being reclaimed; not reclaimable. 

unredeemable

adj

  • Not redeemable; irredeemable. 

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