nowhere vs poker face

nowhere

adj
  • Unimportant; unworthy of notice. 

adv
  • To no place. 

  • In no place. 

noun
  • No particular place, noplace. 

poker face

noun
  • Any similar expression used to prevent giving away one's motives, feelings, or situation. 

  • An impassive facial expression cultivated to prevent other players from determining whether one's actions in the game are the result of a quality hand, or of bluffing. 

How often have the words nowhere and poker face occurred in a corpus of books? (source: Google Ngram Viewer )