Perhaps you should try some spelling variations:
"serie policiacas public." » "serie politicas publicas.", "serie politicas publicad.", "serie policiaca public.", "serie politicas public.", "series political public."
"serie politica publica." » "serie politicas publicas.", "serie politicas publica.", "serie policiaca publica.", "sobre politica publica."
"series politicas public." » "serie politicas public.", "series political public.", "especies politicas public.", "series politicas publicas.", "series politicas publicad.", "series politica publicas."

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: (("serie politica publica.") or ((("serie policiacas public.") OR ("series politicas public."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("serie politica publica.") OR ((("serie policiacas public.") OR ("series politicas public.")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"serie politica publica.\") or (((\"serie policiacas public.\") OR (\"series politicas public.\"))))".
• Removing quotes may allow a broader search: (( serie politica publica. ) or ((( serie policiacas public. ) OR ( series politicas public. )))).
• Adding a wildcard symbol may retrieve word variants: (("serie politica publica.") or ((("serie policiacas public.") OR ("series politicas public."))))*.