title: How and when to create a suffix link in suffix tree?
body: <p>Could anyone give me an example about how and when to create a suffix link in suffix tree?</p>
  
  <p>If my string is <code>ABABABC</code>, but do use a different example if that is better.</p>
  
  <p>Hope to give some pictures to illustrate every step.</p>
  
  <p>very appreciate.</p>