found vs missing

found

noun
  • A thin, single-cut file for comb-makers. 

verb
  • To form by melting a metal and pouring it into a mould; to cast. 

  • To melt, especially of metal in an industrial setting. 

  • To begin building. 

  • To start (an institution or organization). 

missing

adj
  • Of an internal combustion engine: running roughly due to an occasional lack of a spark or other irregular fault. 

  • Not able to be located; gone, misplaced. 

  • Not present when it (they) should be. 

noun
  • A value that is missing. 

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