Youth Social conditions 389 History 295 Political activity 286 Conduct of life 284 Services for 249 Employment 174 יותר ... Youth development 159 Children 145 Religious life 131 Social aspects 117 Attitudes 105 Prevention 99 Social life and customs 95 Politics and government 93 Drug use 83 Juventud 73 Sexual behavior 73 Adolescence 66 Teenagers 66 Government policy 65 Jovenes 58 Political aspects 57 Subculture 54 Young adults 50 Education 49 Economic conditions 45 Psychology 45 Popular culture 43 Adolescent psychology 41 פחות ...