Perhaps you should try some spelling variations:
"serie policiaca public." » "serie politica publicas.", "serie politico publico."
"etica politicas publicas." » "etica politica publicas.", "etico politicas publicas.", "etico politicos publicas."
"serie politica publica." » "serie politicas publica.", "sobre politica publica.", "elite politica publica."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("serie politica publica.") or ("etica politicas publicas."))) or ("serie policiaca public."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("serie politica publica.") OR ("etica politicas publicas."))) OR ("serie policiaca public.")).
• Removing quotes may allow a broader search: (((( serie politica publica. ) or ( etica politicas publicas. ))) or ( serie policiaca public. )).
• Adding a wildcard symbol may retrieve word variants: (((("serie politica publica.") or ("etica politicas publicas."))) or ("serie policiaca public."))*.