Perhaps you should try some spelling variations:
"serie policiaca publico." » "serie politica publica.", "serie politico publico.", "serie politica publicas."
"entre politicas publicas." » "entre politicas publicadas.", "entre politica publicaas.", "entre politica publicasas.", "entre politica publicas.", "en politicas publicas.", "sobre politicas publicas."
"entre politicas public." » "entre politicas publicad.", "entre politica publica.", "entre politica publicas.", "entre politica public.", "en politicas public.", "sobre politicas public."

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