title: Remove specific words or letters from a String
body: <p>May i ask, how do i remove words and letters from a string?</p>
  
  <p>Example: is, are
  Example: -ing. </p>
  
  <p>A sentence:  A wolf is eating a sheep.</p>
  
  <p>becomes: A wolf eat a sheep. </p>
  
  <p>Thanks! </p>