A. - O. Patterny-Patterns! The scale of each is negotiable.
P. OuijA
Q. Tiles
R. hAnds - These are from tarot cards.
S. hAnds (verso)
T. Tiles Variation
U. On the sleeve...
V. Probably OuijA variation
W. 'A' from Dada papers
X. Variation of Dada 'A'
Y. There's always clasic Burrows abstraction if that the type of pattern you are looking for. This one is just days old and has not been used for anything else.
Z. SpirogrAphs from Japan. I think there are alot of possibilities for these but I like them haphazard as such.