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