bleah vs pfaugh

bleah

intj
  • Expresses negative feeling. The quality of the emotion expressed is more negative than that of blah and has a slight feeling of disgust, verging on nausea. 

pfaugh

intj
  • An expression of disgust, contempt, disdain, or dismissal. 

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