Perhaps you should try some spelling variations:
"serie policiaca publico." » "serie politico publico.", "serie oficial publico."
"etico politica publicas." » "etico politicas publicas.", "etico politica publicaciones.", "etico politicas publicass.", "etica politica publicas.", "etico politico publicas."
"sobre politica publica." » "sobre politicas publicas.", "sobre politicas publica."

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