posting vs text message

posting

noun
  • A message posted to a computerized bulletin board, a newsgroup, a blog, etc. 

  • The place where a soldier or airman is posted for duty; the time spent there. 

  • The action of the verb to post. 

  • An item inserted into a register, ledger or diary. 

text message

noun
  • A brief electronic message sent between mobile phones. 

verb
  • To transmit a text message. 

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