contretemps vs on the skids

contretemps

noun
  • An ill-timed pass. 

  • An unforeseen, inopportune, or embarrassing event. 

on the skids

prep
  • In decline; going downhill; in trouble. 

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