I need help with syntax

[Wushu]

So, you define a custom character set with the -1, -2, and -3 flags. So in order to do everything except symbols, you could use:

-1 ?l?u?d

And then uppercase and lowercase would be:

-2 ?u?l

and then use the following as your mask:

?2?l?l?l?1?1?1?1