backslash vs bash

backslash

verb
  • To escape (a metacharacter) by prepending a backslash that serves as an escape character, thereby forming an escape sequence. 

noun
  • The punctuation mark \. 

  • Used erroneously in reference to, or in reading out, the ordinary slash, that is, the punctuation mark /. 

  • |passage= […] I was trying to find a web-site for which I had been given the following address: http://www.isop.ucla.edu/pacrim/pubs/korjournal.htm. […] I began to work backwards, removing first the last part of the address following the last backslash (/korjournal.htm).}} 

bash

verb
  • To collide; used with into or together. 

  • To strike heavily. 

  • To criticize harshly. 

noun
  • An attempt at doing something. 

  • A forceful blow or impact. 

  • A large party; a gala event. 

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