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