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

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("biblioteconomia i administracion cultural ;") OR ("biblioteconomia la administracion local ;"))) OR ("biblioteconomia la administracio local ;"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"biblioteconomia i administracion cultural ;\") OR (\"biblioteconomia la administracion local ;\"))) OR (\"biblioteconomia la administracio local ;\"))".
• Removing quotes may allow a broader search: (((( biblioteconomia i administracion cultural ; ) OR ( biblioteconomia la administracion local ; ))) OR ( biblioteconomia la administracio local ; )).
• Adding a wildcard symbol may retrieve word variants: (((("biblioteconomia i administracion cultural ;") OR ("biblioteconomia la administracion local ;"))) OR ("biblioteconomia la administracio local ;"))*.