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