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

You may be able to get more results by adjusting your search query.

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