Perhaps you should try some spelling variations:
"elites politicas publico." » "elites politicas publicas.", "elites politicas publicad.", "elites politico publico.", "limites politicos publico.", "las politicas publico.", "ideas politicas publico."
"sobre politica publica." » "sobre politicas publicas.", "sobre politicas publica."
"debate politico juan." » "debate politica juan.", "debate politico en.", "debate politico la."

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: (((("elites politicas publico.") OR ("debate politico juan."))) OR ("sobre politica publica."))~.
• Removing quotes may allow a broader search: (((( elites politicas publico. ) or ( debate politico juan. ))) or ( sobre politica publica. ))~.
• Adding a wildcard symbol may retrieve word variants: (((("elites politicas publico.") or ("debate politico juan."))) or ("sobre politica publica."))*.