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