export vs put on board

export

verb
  • To send (data) from one program to another. 

  • To put up (a child) for international adoption. 

  • To sell (goods) to a foreign country. 

  • To carry away. 

  • To cause to spread in another part of the world. 

noun
  • The act of exporting. 

  • Something that is exported. 

adj
  • Of or relating to exportation or exports. 

put on board

How often have the words export and put on board occurred in a corpus of books? (source: Google Ngram Viewer )