Sorry we are not hear to teach you regular expressions because if you want to have another rule, you would ask us again.
Make yourself familiar with regular expressions and then come back to us.
Here is a website which lets you easily test RegExes:
regex101.com
-psp-
EDIT
As I can see you already asked for filters in various other threads e.g.:
https://board.jdownloader.org/showthread.php?t=80425
--> As said, RegEsx is something you have to learn like math - we're neither here to teach you this nor are we there to always tell you the result of your homework