salmon and trout vs tobacco

salmon and trout

noun
  • snout: tobacco or cigarettes. 

tobacco

noun
  • A variety of tobacco. 

  • Any plant of the genus Nicotiana. 

  • Leaves of Nicotiana tabacum and some other species cultivated and harvested to make cigarettes, cigars, snuff, for smoking in pipes or for chewing. 

verb
  • To indulge in tobacco; to smoke. 

  • To treat with tobacco. 

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