Perhaps you should try some spelling variations:
"sobre politicas publicaa." » "sobre politicas publicas.", "sobre politicas publicad.", "sobre politica publicas.", "sobre politicas publicasaa.", "sobre politicas publicadaa.", "sobre politica publicasaa.", "sobre politica publicaa."
"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."

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("sobre politicas publicaa.") or ((("serie politicas public.") or ("serie politica publica."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("sobre politicas publicaa.") OR ((("serie politicas public.") OR ("serie politica publica.")))).
• Removing quotes may allow a broader search: (( sobre politicas publicaa. ) or ((( serie politicas public. ) or ( serie politica publica. )))).
• Adding a wildcard symbol may retrieve word variants: (("sobre politicas publicaa.") or ((("serie politicas public.") or ("serie politica publica."))))*.