backslash vs run down

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).}} 

run down

verb
  • To chase till the object pursued is captured or exhausted. 

  • To describe in the form of a rundown, a rough outline or summary. 

  • To reduce the size or stock levels of a business, often with a view to closure. 

  • To run against and sink, as a vessel. 

  • To read quickly a list or other short text. 

  • To find something or someone after searching for a long time. 

  • To lose power slowly. Used for a machine, battery, or other powered device. 

  • To decline in quality or condition. 

  • To crush; to overthrow; to overbear. 

  • To hit someone with a car or other vehicle and injure or kill them. 

  • To criticize someone or an organisation, often unfairly. 

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