alliteration vs broken record

alliteration

noun
  • The repetition of consonant sounds at the beginning of two or more words immediately succeeding each other, or at short intervals. 

  • The recurrence of the same letter in accented parts of words, as in Anglo-Saxon alliterative meter. 

broken record

noun
  • Someone or something that constantly repeats itself, causing annoyance. 

  • Used other than figuratively or idiomatically: see broken, record. 

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