filing vs preferring

filing

noun
  • Something that has been officially filed; a document on file. 

  • Any particle that has been removed by a file or similar implement; a shaving. 

  • The act of storing documents in an archive; archiving. 

preferring

noun
  • A preference; the choice of something preferred. 

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