caf vs java

caf

noun
  • A caffeinated coffee. 

  • A cafeteria. 

  • A café. 

java

noun
  • Coffee in general. 

  • A dance popular in France in the early 20th century. 

  • A blend of coffee imported from the island of Java. 

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