Perhaps you should try some spelling variations:
"serie policiaca publicas." » "serie politica publicas.", "serie politicas publicad."
"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 policiaca publicas.") OR ("serie politica publica."))) or ("etica politicas publicas."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("serie policiaca publicas.") OR ("serie politica publica."))) OR ("etica politicas publicas.")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"serie policiaca publicas.\") OR (\"serie politica publica.\"))) or (\"etica politicas publicas.\"))".
• Removing quotes may allow a broader search: (((( serie policiaca publicas. ) OR ( serie politica publica. ))) or ( etica politicas publicas. )).
• Adding a wildcard symbol may retrieve word variants: (((("serie policiaca publicas.") OR ("serie politica publica."))) or ("etica politicas publicas."))*.