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