Perhaps you should try some spelling variations:
"entre politica publicaso." » "entre politicas publicas.", "entre politicas publicad.", "entre politico publico.", "entre politicas publicaso.", "entre politica publicacioneso.", "entre politicas publicasso.", "sobre politica publicaso."
"serie politica publicas." » "serie politicas publicas.", "serie politica publicaciones.", "serie politicas publicass.", "serie policiaca publicas.", "sobre politica publicas."
"serie politica publica." » "serie politicas publicas.", "serie politicas publica.", "serie policiaca publica.", "sobre 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: (("entre politica publicaso.") or ((("serie politica publicas.") or ("serie politica publica."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("entre politica publicaso.") OR ((("serie politica publicas.") OR ("serie politica publica.")))).
• Removing quotes may allow a broader search: (( entre politica publicaso. ) or ((( serie politica publicas. ) or ( serie politica publica. )))).
• Adding a wildcard symbol may retrieve word variants: (("entre politica publicaso.") or ((("serie politica publicas.") or ("serie politica publica."))))*.