Well, still useful work!
But some are the same as Abh with different orientation, though. But since you can rotate and mirror in paint mode they are exactly the same. It's not a real problem but makes it more troublesome to paint if you got duplicates.
plain_d1x1l = abh-plain32
plain_h1x1bl/r = abh-plain33b/abh-plain15
plain_h1x1fl = abh-plain14
plain_h1x1fr = abh-plain33
plain12 = abh-plain03
plain13 = abh-plain01
plain14 = abh-plain60
plain20 = abh-plain48
plain21 = abh-plain48b
plain22 = abh-plain49