after vs no later than

after

adv
  • Behind; later in time; following. 

prep
  • In pursuit of, seeking. 

  • In allusion to, in imitation of; following or referencing. 

  • In spite of. 

  • Behind. 

  • Next in importance or rank. 

  • Denoting the aim or object; concerning; in relation to. 

  • Subsequently to; following in time; later than. 

  • Used to indicate recent completion of an activity 

  • As a result of. 

adj
  • At or towards the stern of a ship. 

conj
  • Signifies that the action of the clause it starts takes place before the action of the other clause. 

no later than

How often have the words after and no later than occurred in a corpus of books? (source: Google Ngram Viewer )