Perhaps you should try some spelling variations:
"serie policiaca publica." » "serie politicas publicas.", "serie politicas publicad.", "serie politico publico."
"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."

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