title: Excel Approximate Text Match
body: <p>I'm trying to check how many strings in column A approximately match a string in column B.</p>
  
  <p>Example:</p>
  
  <p>If I have the string "angry_birds_iph_app" in column B, and "angry_birds_iph_app" and "angry_birds_adrd_app" appear somewhere in column A, I would like the function to return 2.</p>