Perhaps you should try some spelling variations:
"serie policiaca publicas." » "serie politica publicas.", "serie politicas publicas.", "serie politicas publicad."
"sobre politicas publico." » "sobre politicas publicas.", "sobre politicas publicad.", "sobre politico publico.", "sobre politica publico.", "serie politicas publico."
"elite politica publica." » "elite politicas publicas.", "elites politicas publica.", "etica politica publica.", "entre 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 ("sobre politicas publico."))) or ("elite politica publica."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("serie policiaca publicas.") OR ("sobre politicas publico."))) OR ("elite politica publica.")).
• Removing quotes may allow a broader search: (((( serie policiaca publicas. ) or ( sobre politicas publico. ))) or ( elite politica publica. )).
• Adding a wildcard symbol may retrieve word variants: (((("serie policiaca publicas.") or ("sobre politicas publico."))) or ("elite politica publica."))*.