Perhaps you should try some spelling variations:
"las politica publicaas." » "las politica publicas.", "las politicas publicad.", "las politicas republicanas.", "mas politica publicaas.", "clase politica publicaas.", "class political publicaas."
"serie politica publica." » "serie politicas publica.", "serie policiaca publica.", "sobre politica publica."
"las politicas publicas." » "mas politicas publicas.", "clase politicas publicas.", "class politicals publicas.", "las political publicas.", "las politicos 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 ((("las politicas publicas.") or ("las politica publicaas."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("serie politica publica.") OR ((("las politicas publicas.") OR ("las politica publicaas.")))).
• Removing quotes may allow a broader search: (( serie politica publica. ) or ((( las politicas publicas. ) or ( las politica publicaas. )))).
• Adding a wildcard symbol may retrieve word variants: (("serie politica publica.") or ((("las politicas publicas.") or ("las politica publicaas."))))*.