Perhaps you should try some spelling variations:
"serie politicas publico." » "serie politicas publicas.", "serie politicas publicad.", "serie politica publicas.", "serie policiaca publico."
"series politica publica." » "series politicas publicas.", "series political publica.", "series politicas publica.", "serie politica publica."
"serie politico publico." » "serie politica publicas.", "serie politico republicano.", "serie politicos republica.", "serie politica publico.", "series political publico.", "series politicas publico."

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