I tried it using my browser but it was freezing the entire browser then I had to force close it.
Reduce the number of words, save and then try again.
Yeah, it worked. I tried with 4 words. But it seems this script will not help much unless there can be any automated tool out there. Let's say you have successfully executed the script (after giving it much time and after using a lot of resources) but manually trying each combination is nearly impossible for human.