title: Regex to 'clean' main words from suffixes recognized by some repetitive patterns
body: <p>I have this exaple list</p>
  
  <pre><code>Veep - Season 1 BDMux.torrent
  Vegas S01e01-21.torrent
  Velvet S01e13.torrent
  Velvet.e10.torrent
  Velvet_e01.torrent
  Veronica Mars s01.torrent
  Vicious S01e01-06.torrent
  Victor Ros S01e01-06.torrent
  Video.Game.High.School.S01e01-09.XviD.torrent
  Vikings - Season 1 EXT.torrent
  Vikings_S04e04.avi.torrent
  </code></pre>
  
  <p>I want eliminate similar lines like velvet. or velvet_ and consolidate to one and finally print like this</p>
  
  <pre><code>Veep
  Vegas
  Velvet
  Veronica Mars
  Victor Ros
  Video Game High School
  Vikings
  </code></pre>
  
  <p>How regex?</p>