Perhaps you should try some spelling variations:
"serie policiaca public." » "serie politica publicas.", "serie politico publico."
"serie politica publica." » "serie politicas publicas.", "serie politicas publica.", "sobre politica publica.", "elite politica publica."
"sobre criticos republica." » "sobre critica republica.", "hombres criticos republica.", "entre criticos republica."

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

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