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

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