Perhaps you should try some spelling variations:
"serie politicas publicasa." » "serie politicas publicas.", "serie politica publicas.", "serie politicas publicad.", "serie policiaca publicasa.", "serie policiacas publicasa.", "elite politicas publicasa."
"serie politica publica." » "serie politicas publicas.", "serie politica publicasa.", "serie politico publicoa.", "serie politicas publicasa.", "serie policiaca publica.", "elite politica publica."
"sobre politica public." » "sobre politica publicas.", "sobre politico publico.", "sobre politicas publicas.", "sobre politicas public."

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