chef vs shish kebab

chef

noun
  • Any cook. 

  • The presiding cook in the kitchen of a large household. 

  • A reliquary in the shape of a head. 

  • The head cook of a restaurant or other establishment. 

  • One who manufactures illegal drugs; a cook. 

verb
  • To stab with a knife, to shank. 

  • To work as a chef; to prepare and cook food professionally. 

shish kebab

noun
  • A dish made of small pieces of meat, with or without vegetables, which are skewered on a wooden or metal stick and roasted in an oven or over an open fire. 

  • A crystal structure consisting of a central spine (the shish) and disks or lumps growing out from it (the kebab). 

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