including vs too

including

prep
  • Such as, among which; introducing one or more parts of the group or topic just mentioned. 

  • Introducing a finite clause. 

too

adv
  • Used to contradict a negative assertion. 

  • To an excessive degree; over; more than enough. 

  • Also; in addition. 

  • Likewise. 

  • To a high degree, very. 

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