fall behind vs shut out

fall behind

verb
  • To be late (for a regular event) 

  • Used other than figuratively or idiomatically: see fall, behind. 

  • To be progressively below average in performance. 

  • to fail to keep up (with) 

shut out

verb
  • To prevent from scoring; to perform a shutout. 

  • To hide from sight. 

  • To refuse to be open and vulnerable toward. 

  • To prevent from entering; to block or exclude. 

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