Perhaps you should try some spelling variations:
"serie policiaca publicaa." » "serie politica publica.", "serie politica publicas.", "serie politicas publicas."
"serie politica publicaa." » "serie politica publica.", "serie politica publicas.", "serie politicas publicas.", "sobre politica publicaa.", "elite politica publicaa."
"serie politicas public." » "serie politicas publicas.", "serie politicas publicad.", "serie politica publica.", "sobre politicas public.", "elite 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: (((("serie politica publicaa.") OR ("serie policiaca publicaa."))) OR ("serie politicas public."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"serie politica publicaa.\") OR (\"serie policiaca publicaa.\"))) or (\"serie politicas public.\"))~".
• Removing quotes may allow a broader search: (((( serie politica publicaa. ) OR ( serie policiaca publicaa. ))) or ( serie politicas public. ))~.
• Adding a wildcard symbol may retrieve word variants: (((("serie politica publicaa.") OR ("serie policiaca publicaa."))) or ("serie politicas public."))*.