combined filters

Hi,
i want to do the following
Allow files *.mp3 (filter setting \.mp3)
AND
all files with the text "rolling stones" should be canceled.
How do i implement this?
regards
Issi
i want to do the following
Allow files *.mp3 (filter setting \.mp3)
AND
all files with the text "rolling stones" should be canceled.
How do i implement this?
regards
Issi