air out vs cleanse

air out

verb
  • To expose to air; to leave open or spread out, as to allow odor or moisture to dissipate. 

  • To throw passes, especially long and high passes. 

  • To discuss in the open; to address an issue or conflict that has long been avoided. 

cleanse

verb
  • To free from dirt; to clean, to purify. 

  • To spiritually purify; to free from guilt or sin; to purge. 

  • To remove (something seen as unpleasant) from a person, place, or thing. 

noun
  • An act of cleansing; a purification. 

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