arak vs ouzo

arak

noun
  • A clear, unsweetened aniseed-flavoured alcoholic drink, produced and consumed primarily in the Middle East. 

  • A toothbrush tree (Salvadora persica). 

ouzo

noun
  • A serving of this drink. 

  • An anise-flavoured aperitif, originating in Greece. 

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