History 146 Land tenure 86 Motion picture plays, Spanish 67 Architecture 59 Arquitectura 57 urban and land use planning 50 Historia 41 more ... History and criticism 38 Planificación urbana y uso de las tierras 36 Law and legislation 34 Land reform 32 Politics and government 32 Tenencia de la tierra 32 Land use 31 Criticism and interpretation 28 Social conditions 27 Motion picture plays 25 Man-woman relationships 23 Economic conditions 22 Public administration 21 Spanish language 21 Administración pública 20 Construcción 17 Women 15 General 14 Philosophy 14 Planificación urbana y de uso de las tierras 14 Storyboards 14 Administrative law 13 Reforma agraria 13 less ...