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

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

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