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