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

Try widening your search to All Fields.

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

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