looking vs out to lunch

looking

verb
  • as the last part of compound adjectives: relating to or having the appearance of. 

  • dorky-looking 

noun
  • The act of one who looks; a glance. 

out to lunch

adj
  • Away eating lunch or for a midday break; especially, away from work or a job. 

  • Clueless, inattentive, or careless. 

How often have the words looking and out to lunch occurred in a corpus of books? (source: Google Ngram Viewer )