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

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 publico.") OR ("sobre politica publico."))) or ("serie politicas publicas."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("serie politica publico.") OR ("sobre politica publico."))) OR ("serie politicas publicas.")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"serie politica publico.\") OR (\"sobre politica publico.\"))) or (\"serie politicas publicas.\"))".
• Removing quotes may allow a broader search: (((( serie politica publico. ) OR ( sobre politica publico. ))) or ( serie politicas publicas. )).
• Adding a wildcard symbol may retrieve word variants: (((("serie politica publico.") OR ("sobre politica publico."))) or ("serie politicas publicas."))*.