Perhaps you should try some spelling variations:
"sobre politica publicas." » "sobre politicas publicas.", "sobre politica publica.", "sobre politica publicaciones."
"serie policiaca publica." » "serie politica publica.", "serie politicas publicas.", "serie politicas publicad."
"elite politica publico." » "elite politica publica.", "elite politico publico.", "elite politicas publicas.", "elites politicas publico.", "etica politica publico.", "entre politica publico."

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 publica.") or ("elite politica publico."))) or ("sobre politica publicas."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("serie policiaca publica.") OR ("elite politica publico."))) OR ("sobre politica publicas.")).
• Removing quotes may allow a broader search: (((( serie policiaca publica. ) or ( elite politica publico. ))) or ( sobre politica publicas. )).
• Adding a wildcard symbol may retrieve word variants: (((("serie policiaca publica.") or ("elite politica publico."))) or ("sobre politica publicas."))*.