get through vs make out

get through

verb
  • To communicate successfully; to make contact, or get one's point across. 

  • To be made successfully; to reach the addressee. 

  • To complete; to finish. 

  • To overcome; to endure. 

make out

verb
  • To discern; to manage to see, hear etc. 

  • To manage, get along; to do (well, badly etc.). 

  • To draw up (a document etc.), to designate (a cheque) to a given recipient, payee. 

  • To represent; to make (something) appear to be true. 

  • To embrace and kiss passionately. 

  • To engage in heavy petting or sexual intercourse. 

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