convenient vs quite good

convenient

adj
  • Suspicious due to suiting someone's purposes very well. 

  • Serving to reduce a difficulty, or accessible with minimum difficulty; expedient. 

quite good

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

  • Excellent. 

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