Youth Employment 147 Education 34 Services for 31 Adolescence 26 Social conditions 22 Drug use 21 Vocational education 18 Children 17 Occupational training 16 Political activity 15 Social work with youth 15 Adolescent psychology 14 Congresses 14 Drug abuse 14 Career education 13 Government policy 13 Periodicals 13 Research 13 Young adults 13 Recreation 12 Vocational guidance 12 History 11 Training of 11 Unemployment 11 Conduct of life 10 Health and hygiene 10 Prevention 10 Unemployed 10 Attitudes 9