To find out more about the National Puzzlers' League, visit our home page . There is an advanced search form available which provides more features. There is a page where you can read about and download these dictionaries . I recommend you at least look at the background information about these lists before deciding to trust them.
Regular expressions are powerful tools for searching patterns.
I don't have space here for a full explanation of regular expressions, but I hope to provide support for questions about them soon. If you know how to use them, go ahead. If not, there is a reference for them at Claremont Graduate University that may get you started. Single quotes are ignored in the pattern. This is to avoid a security issue.