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

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• Performing a fuzzy search may retrieve terms with similar spellings: (("biblioteconomia dret administratiu cultural ;") OR ((("biblioteconomia de administracion local ;") OR ("biblioteconomia la administracio local ;"))))~.
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• Removing quotes may allow a broader search: (( biblioteconomia dret administratiu cultural ; ) OR ((( biblioteconomia de administracion local ; ) OR ( biblioteconomia la administracio local ; )))).
• Adding a wildcard symbol may retrieve word variants: (("biblioteconomia dret administratiu cultural ;") OR ((("biblioteconomia de administracion local ;") OR ("biblioteconomia la administracio local ;"))))*.

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