disunite vs exclude

disunite

verb
  • To disintegrate; to come apart. 

  • To cause disagreement or alienation among or within. 

  • To separate, sever, or split. 

exclude

verb
  • To expel; to put out. 

  • To omit from consideration. 

  • To bar (someone or something) from entering; to keep out. 

  • To refuse to accept (evidence) as valid. 

  • To eliminate from diagnostic consideration. 

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