debark vs pile out

debark

verb
  • To disembark. 

  • To devocalize (a dog). 

  • To unload goods from an aircraft or ship. 

  • To remove the bark from a tree, especially one that has been felled. 

pile out

verb
  • To leave or exit a location or a vehicle in large numbers. 

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