earn vs send in

earn

verb
  • To cause (someone) to receive payment or reward. 

  • To achieve by being worthy of. 

  • To receive payment for work. 

  • To gain (success, reward, recognition) through applied effort or work. 

send in

verb
  • to cause (something) to be delivered, especially by post/mail 

  • to give (one's name), present (one's card) when making a social call 

  • to send (a batsman) on to the field to bat. 

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