If you didn't get enough anagrams you can always try to increase the amount of words for the generated anagrams.
This leads to shorter words but many more anagrams.
The dictionaries used are free dictionaries found on the web. They are not complete and they can contain foreign
words and miscellanous garbage. Thus the generated words aren't always proper English.
Information about this service
The service is based on the program ag
written by Andreas Gustafsson