Perhaps you should try some spelling variations:
"serie policiaca publicas." » "serie politica publicas.", "serie politicas publicas.", "serie politicas publicad."
"public politica publica." » "public politicas publicas.", "publica politica publica.", "publica politicas publica.", "publicos politica publica."
"public policy publicas." » "public politica publicas.", "public politicas publicas."

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 publicas.") OR ((("public policy publicas.") OR ("public politica publica."))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"serie policiaca publicas.\") or (((\"public policy publicas.\") OR (\"public politica publica.\"))))~".
• Removing quotes may allow a broader search: (( serie policiaca publicas. ) or ((( public policy publicas. ) OR ( public politica publica. ))))~.
• Adding a wildcard symbol may retrieve word variants: (("serie policiaca publicas.") or ((("public policy publicas.") OR ("public politica publica."))))*.