Women 275,767 World War, 1939-1945 252,927 World War, 1914-1918 121,275 Working class 64,892 World politics 56,785 Wages 45,101 War 45,053 Water-supply 44,134 Water 42,225 Women authors 38,242 Women's rights 27,414 Water resources development 27,336 Work 21,224 Writing 20,892 Women in literature 16,681 Waltzes 16,474 Water quality 16,384 Women and literature 15,037 World history 13,875 Wine and wine making 11,711 Wildlife conservation 11,650 Wounds and injuries 10,688 Witchcraft 10,405 Wealth 8,330 Wills 8,298 Wireless communication systems 8,248 Water quality management 8,124 Wit and humor 8,031 Women artists 7,992 Wars 7,288 Workers' compensation 7,153 Weather 7,066 Women in development 6,689 Weights and measures 6,538 Word formation 6,223 Women in art 6,083 Wool industry 6,010 Web sites 5,983 World maps 5,692 Wood 5,590 Wilderness areas 5,534 Welfare state 5,516 Widows 5,445 Work environment 5,392 War (International law) 5,352 War and society 5,253 Waka 5,048 Western influences 5,033 War on Terrorism, 2001-2009 4,994 Wheat 4,948 Wind quintets (Bassoon, clarinet, flute, horn, oboe) 4,925 Weapons 4,908 Women's studies 4,684 Water rights 4,536 Web site development 4,422 Wetlands 4,407 Women in Islam 4,366 Women detectives 4,286 World music 4,209 Will 4,099 Waste disposal 4,043 Women journalists 3,986 Weapons systems 3,982 Weddings 3,946 War and literature 3,939 Welfare recipients 3,938 War crime trials 3,877 Waterways 3,817 Warships 3,803 Water conservation 3,738 Women immigrants 3,717 War work 3,710 Walking 3,700 Worship 3,698 Whaling 3,655 Watercolor painting 3,652 Wildlife management 3,627 Watershed management 3,580 Wood-engraving 3,557 Work and family 3,493 Wildlife refuges 3,466 Water-power 3,440 Women in politics 3,421 Wives 3,374 Winds 3,372 World Wide Web 3,342 Witnesses 3,282 Warfare 3,227 Women prisoners 3,218 Women in the Bible 3,182 Women in Christianity 3,123 War crimes 3,086 Wood-carving 3,073 Wounds and Injuries 3,039 Women and religion 3,013 Wholesale trade 3,009 Western stories 2,995 Waste in government spending 2,974 Women college students 2,927 War criminals 2,861