Perhaps you should try some spelling variations:
"sobre politica publicaas." » "sobre politica publicas.", "sobre politicas publicas.", "sobre politica publica.", "sobre politica publicaaas.", "sobre politica publicasaas.", "sobre politico publicoaas.", "sobre politicas publicaas."
"serie policiaca public." » "serie politica publica.", "serie politica publicas.", "serie politico publico."
"elite politica public." » "elite politica publica.", "elite politica publicas.", "elite politico publico.", "elites politicas public.", "etica politica public.", "entre politica public."

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

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