Perhaps you should try some spelling variations:
"entre politica publicas." » "entre politicas publicas.", "entre politica publica.", "entre politica publicaciones.", "sobre politica publicas."
"serie politicas publica." » "serie politicas publicas.", "serie politicas publicad.", "serie politica publica."
"serie policiaca publica." » "serie politica publica.", "serie politicas publicas.", "serie politicas publicad."

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