unconditioned vs unplanned

unconditioned

adj
  • Not having been conditioned. 

  • Not treated with hair conditioner. 

  • Without conditions; absolute. 

unplanned

adj
  • spontaneous and not thought through in advance 

  • unintentional; not intended 

  • not having any structure or organization 

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