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