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