At the site Movies & TV I just searched for a keyword, and the page sent me to a Human verification page with a CAPTCHA image. Unfortunately, I couldn't determine the correct words. Here are some samples:
Because the captcha changes for every failed attempt, I do not have a second chance with one. Now I am struck here at this captcha:
Would anyone care to tell me what these letters are so I can complete my request?
When I do a search the SE server displays a verification page. But I can solve those because they are simple like this one:
or some simple images with text. But the first three CAPTCHAs in this question are much more difficult (at least for me).
Why do some SE sites use much more difficult CAPTCHAs compared to others? (And of course very often while searching)