quite good vs so-so

quite good

adj
  • Used other than figuratively or idiomatically: see quite, good. 

  • Excellent. 

so-so

adj
  • Neither good nor bad; tolerable, passable, indifferent. 

adv
  • Neither very well nor very poorly. 

How often have the words quite good and so-so occurred in a corpus of books? (source: Google Ngram Viewer )