Perhaps you should try some spelling variations:
"etica politica publicas." » "etica politicas publicas.", "etica politica publicaciones.", "etica politicas publicass.", "publica politica publicas."
"elite politica publica." » "elite politicas publicas.", "elites politicas publica.", "entre politica publica.", "chile politica publica."
"serie politica publica." » "serie politicas publicas.", "serie politicas publica.", "serie policiaca publica.", "sobre politica publica."

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