1: (0 1 2)

(0)(1 19 17 15 2 11 8 6 4)(3 12 10)(5 13 7)(9 16 14)(18 21 20)

2: (2 11 15)

(0)(1 19 17 15 8 6 4)(2)(3 12 10)(5 13 7)(9 16 14)(11)(18 21 20)

3: (9 16 14)

(0)(1 19 17 15 8 6 4)(2)(3 12 10)(5 13 7)(9)(11)(14)(16)(18 21 20)

4: (3 12 10)

(0)(1 19 17 15 8 6 4)(2)(3)(5 13 7)(9)(10)(11)(12)(14)(16)(18 21 20)