doze vs saw logs

doze

verb
  • To sleep lightly or briefly; to nap, snooze. 

  • To bulldoze. 

  • To make dull; to stupefy. 

noun
  • A light, short sleep or nap. 

saw logs

verb
  • To sleep. 

  • To snore loudly. 

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