Perhaps you should try some spelling variations:
"estudios la administracionnn local" » "estudios la administracion local" (Expand Search), "estudios de administracion local" (Expand Search), "estudios la administracionnnn local" (Expand Search), "estudios i administracionnn local" (Expand Search), "estudios de administracionnnn local" (Expand Search)
"estudios la administracio local" » "estudios la administracion local" (Expand Search), "estudios i administracio local" (Expand Search), "estudios de administracion local" (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: "((\"estudios la administracio local\") OR (\"estudios la administracionnn local\"))~".
• Removing quotes may allow a broader search: (( estudios la administracio local ) OR ( estudios la administracionnn local ))~.
• Adding a wildcard symbol may retrieve word variants: (("estudios la administracio local") OR ("estudios la administracionnn local"))*.