give tongue vs sing out

give tongue

verb
  • To cry. 

  • To bark; to howl, bay. 

  • To vocalize audibly. 

  • To give expression to (something); to express. 

  • To ring out, sound. 

sing out

verb
  • To cry out in pain. 

  • To start singing. 

  • To call out; yell. 

How often have the words give tongue and sing out occurred in a corpus of books? (source: Google Ngram Viewer )