title: VBA check if a string follows pattern, space, two letters, six digits
body: <p>I need to check if last 9 chars from cell follow a pattern.
  The searched pattern is space two letters and six digits. 
  Cells contain some text then should have this pattern.
  Usually searched cell content looks something like this:
  "Tractor mowers PT009988"
  Regards
  Michał</p>