fascicule vs paperchase

fascicule

noun
  • An installment of a printed work, a fascicle. 

paperchase

noun
  • An administration process involving cross-references between many documents; the following of a paper trail 

  • A cross-country race in which a trail of torn-up paper marks the trail 

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