All

21

Edges Only

4

Corners Only

3

Adjacent Swap

6

Diagonal Swap

4

G Perms

4

Ga

G Perms
R2 U (R' U R' U') (R U' R2) D U' (R' U R D')

Setup R' U' R D' U R2' U R' U R U' R U' R2' D

Gb

G Perms
(R' U' R U) D' R2 (U R' U R U' R U') R2 D
D ( R' U' R U ) D' ( R2 U R' U ) ( R U' R U' ) R2'

Setup R2' U R' U R' U' R U' R2' D U' R' U R D'

Gc

G Perms
R2 (U' R U' R U R' U) R2 D' (U R U' R') D

Setup D' R U R' U' D R2' U' R U' R' U R' U R2'

Gd

G Perms
(R U R' U') D R2 (U' R U' R' U R' U) R2 D'

Setup R2' U' R U' R U R' U R2' D' U R U' R' D