bubbles vs effervescence

bubbles

noun
  • Sparkling wine; champagne. 

effervescence

noun
  • Vivacity. 

  • The escape of gas from solution in a liquid, especially the escape of carbon dioxide from a carbonated drink. 

  • Foment. 

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