secrete vs send out

secrete

verb
  • To exude or yield. 

  • To extract a substance from blood, sap, or similar to produce and emit waste for excretion or for the fulfilling of a physiological function. 

  • To conceal. 

send out

verb
  • To issue, dispatch or transmit. 

noun
  • A networking broadcast transmission. 

  • A send off; a farewell celebration. 

  • A shout out; an appreciative public mention of someone. 

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