Perhaps you should try some spelling variations:
"sobre politicas publicad." » "sobre politicas publicas.", "sobre politica publica.", "sobre politicos republica.", "sobre politicas publicasd.", "sobre politica publicad.", "sobre politicos republicad.", "serie politicas publicad."
"etica politicas publica." » "etica politicas publicas.", "etica politica publica.", "etica politicos republica.", "etico politicas publica.", "etico politicos publica."
"elite politica publicas." » "elite politicas publicas.", "elite politica publica.", "elite politica publicaciones.", "elites politicas publicas.", "etica politica publicas.", "entre politica publicas."

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: (((("etica politicas publica.") or ("elite politica publicas."))) or ("sobre politicas publicad."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("etica politicas publica.") OR ("elite politica publicas."))) OR ("sobre politicas publicad.")).
• Removing quotes may allow a broader search: (((( etica politicas publica. ) or ( elite politica publicas. ))) or ( sobre politicas publicad. )).
• Adding a wildcard symbol may retrieve word variants: (((("etica politicas publica.") or ("elite politica publicas."))) or ("sobre politicas publicad."))*.