Verse0:23
IM7(9)EbM7(9)IVM7AbM7bVIIM7(9)DbM7(9)V7Bb7
Build a progression in degrees to find the songs that use it and where. Minor and modal songs are counted from the major key with the same key signature.
A chord written with a bass matches that bass; one written without matches any bass (V also finds V/VII).