Women 277,037 World War, 1939-1945 253,190 World War, 1914-1918 121,345 Working class 64,925 World politics 56,858 Wages 46,621 War 45,214 Water-supply 44,163 Water 42,247 Women authors 38,348 Women's rights 27,449 Water resources development 27,350 Work 21,229 Writing 20,906 Women in literature 16,717 Waltzes 16,487 Water quality 16,387 Women and literature 15,043 World history 13,886 Wine and wine making 11,724 Wildlife conservation 11,659 Wounds and injuries 10,724 Witchcraft 10,411 Wealth 9,506 Wills 8,302 Wireless communication systems 8,260 Water quality management 8,126 Wit and humor 8,053 Women artists 8,015 Weather 7,671 Wars 7,276 Workers' compensation 7,152 Women in development 6,704 Weights and measures 6,540 Word formation 6,228 Women in art 6,092 Wool industry 6,011 Web sites 5,983 World maps 5,697 Wood 5,587 Wilderness areas 5,536 Welfare state 5,527 Work environment 5,477 Widows 5,452 War (International law) 5,364 War and society 5,256 Waka 5,046 Western influences 5,041 War on Terrorism, 2001-2009 5,006 Wheat 4,949 Wind quintets (Bassoon, clarinet, flute, horn, oboe) 4,929 Weapons 4,905 Women's studies 4,692 Water rights 4,540 Web site development 4,419 Wetlands 4,411 Women in Islam 4,373 Women detectives 4,305 World music 4,214 Will 4,096 Waste disposal 4,043 Women journalists 3,999 Weddings 3,991 Weapons systems 3,984 Welfare recipients 3,943 War and literature 3,936 War crime trials 3,885 Walking 3,834 Waterways 3,818 Warships 3,806 Water conservation 3,739 Women immigrants 3,728 War work 3,711 Worship 3,698 Watercolor painting 3,656 Whaling 3,655 Wildlife management 3,628 Watershed management 3,579 Wood-engraving 3,558 Work and family 3,496 Wildlife refuges 3,467 Water-power 3,444 Women in politics 3,417 Wives 3,379 Winds 3,374 World Wide Web 3,342 Witnesses 3,287 Women prisoners 3,230 Warfare 3,215 Women in the Bible 3,186 Women in Christianity 3,128 War crimes 3,083 Wood-carving 3,075 Wounds and Injuries 3,044 Women and religion 3,016 Wholesale trade 3,009 Western stories 2,995 Waste in government spending 2,974 Women college students 2,929 War criminals 2,859