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

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