bemoan vs carp

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. 

carp

verb
  • To complain about a fault; to harp on. 

noun
  • Any of various freshwater fish of the family Cyprinidae, especially the common carp, Cyprinus carpio. 

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