Perhaps you should try some spelling variations:
administracio publica » administracio local (Expand Search)
administracion local » administracio local (Expand Search)
de administracio » de administracion (Expand Search), i administracio (Expand Search), la administracion (Expand Search)
i administracion » i administracio (Expand Search), la administracion (Expand Search), de administracion (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 administracio publica ) OR ( temas i administracion local ))~".
• Adding a wildcard symbol may retrieve word variants: (( temas de administracio publica ) OR ( temas i administracion local ))*.