Perhaps you should try some spelling variations:
"biblioteconomia y administracion local ;" » "biblioteconomia y administracio local ;" (Expand Search), "biblioteconomia i administracio local ;" (Expand Search)
"biblioteconomia de administracion local ;" » "biblioteconomia de administracio local ;" (Expand Search), "biblioteconomia i administracio local ;" (Expand Search)
"biblioteconomia la administracion local ;" » "biblioteconomia la administracio local ;" (Expand Search), "biblioteconomia i administracio local ;" (Expand Search)
"biblioteconomia dret administratiu local ;" » "biblioteconomia dret administracio 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 y administracion local ;") OR ("biblioteconomia de administracion local ;"))) OR ((("biblioteconomia dret administratiu local ;") OR ("biblioteconomia la administracion local ;"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"biblioteconomia y administracion local ;\") OR (\"biblioteconomia de administracion local ;\"))) OR (((\"biblioteconomia dret administratiu local ;\") OR (\"biblioteconomia la administracion local ;\"))))".
• Removing quotes may allow a broader search: (((( biblioteconomia y administracion local ; ) OR ( biblioteconomia de administracion local ; ))) OR ((( biblioteconomia dret administratiu local ; ) OR ( biblioteconomia la administracion local ; )))).
• Adding a wildcard symbol may retrieve word variants: (((("biblioteconomia y administracion local ;") OR ("biblioteconomia de administracion local ;"))) OR ((("biblioteconomia dret administratiu local ;") OR ("biblioteconomia la administracion local ;"))))*.