move along vs perseverate

move along

verb
  • to continue without being distracted; to keep going 

  • to proceed; to make or signify progress 

  • to go on to something else 

perseverate

verb
  • To persist in doing something; to continue to repeat an action after the original stimulus has ended. 

  • To cause the perseveration of (a given reflex or response). 

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