It had features for things like limiting output to anagrams that contain a maximum number of words, or words with a minimum length, so you wouldn't have to slog through every permutation. Usually the most interesting ones had the fewest words. But "interesting" is subjective so if you really wanted to find juicy ones you would have to spend more time combing through the results by hand.

You can find the documentation, a Win32 executable, and the source code here: https://www.kmoser.com/anagrams/