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

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