Santa Maria vs feverfew

Santa Maria

name
  • A city in Santa Barbara County, California, United States. 

feverfew

noun
  • A European aromatic perennial herb, Tanacetum parthenium (or Chrysanthemum parthenium or Pyrethrum parthenium), having daisy-like flowers; valued as a traditional medicine, especially for headaches. 

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