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."

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

• 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."))*.