Here's an example index produced by combining Martial Arts ("MA"), Supers ("S"), and Psionic Powers ("PP"):
Code:
Wild Talent ability, PP 46, PP 80.
Wild Talent advantage, MA 49.
Wild advantages and disadvantages, S 22.
Wildcard powers, S 41.
Wildcard skills for styles, MA 60.
Wildcard skills, S 23, S 36-37, S 41, S 66, S 111; supporting cast and, S 66.
Wing Chun style, MA 20, MA 162, MA 203-204.
Wireless technique, PP 32.
Women in the martial arts, MA 20.
Wong Fei-Hung, MA 22.
Wong Kei-Ying, MA 22.
Working class supers, S 136.
World-shaking supers, S 14.
Wounds tables, MA 138-139.
Wrench (Limb) technique, MA 82, MA 116.
Wrench Spine technique, MA 82.
Wrenching Journey technique, PP 70.
(I had wanted to do something combining the core books of Basic Set and Powers with other key books, but not all sample files on e23 contain indexes.)