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