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