ire vs look for trouble

ire

verb
  • To anger, to irritate. 

noun
  • Great anger; wrath; keen resentment. 

look for trouble

verb
  • to deliberately act in a way that's likely to lead to a fight. 

  • to do things that are likely to cause problems. 

How often have the words ire and look for trouble occurred in a corpus of books? (source: Google Ngram Viewer )