and yada yada vs blah blah blah

and yada yada

blah blah blah

intj
  • A put-down to silence someone who would otherwise not stop talking. 

  • A stand-in for trivial, obvious, or boring content. 

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