Perhaps you should try some spelling variations:
administracionn publica » administracio publica (Expand Search)
administracion publica » administracio publica (Expand Search), administracion local (Expand Search)
de administracionn » de administracion (Expand Search), i administracio (Expand Search)
la administracion » i administracio (Expand Search)

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "(( temas de administracionn publica ) OR ( temas la administracion publica ))~".
• Adding a wildcard symbol may retrieve word variants: (( temas de administracionn publica ) OR ( temas la administracion publica ))*.