hard liquor vs palm wine

hard liquor

noun
  • A distilled beverage with a high alcohol content, such as brandy, whiskey, or vodka. 

palm wine

noun
  • The alcoholic drink toddy. 

  • A genre of popular music most closely associated with mid-20th-century Sierra Leone. 

How often have the words hard liquor and palm wine occurred in a corpus of books? (source: Google Ngram Viewer )