bemoan vs blat

bemoan

verb
  • To moan or complain about (something). 

  • To be dismayed or worried about (someone), particularly because of their situation or what has happened to them. 

blat

verb
  • To cry, as a calf or sheep; bleat. 

  • To talk inconsiderately; blab. 

  • To utter loudly or foolishly; blurt. 

  • To produce an overrich or overblown sound on a brass instrument such as a trumpet, trombone, or tuba. 

  • To make a senseless noise. 

noun
  • The Soviet system of connections and social relationships; one's social or business network (in Russian or Soviet society). 

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