Perhaps you should try some spelling variations:
"las politicas publicad." » "las politica publica.", "las politica publicas.", "las politicos republica.", "las politica publicad.", "las politica publicasd.", "las politicos republicad."
"las politicas publicas." » "las politica publicas.", "las politica publicass.", "las politicos republicas."
"sobre politicas publica." » "sobre politica publica.", "sobre politica publicas.", "sobre politicos republica.", "serie politicas 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: (((("las politicas publicad.") OR ("las politicas publicas."))) or ("sobre politicas publica."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("las politicas publicad.") OR ("las politicas publicas."))) OR ("sobre politicas publica.")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"las politicas publicad.\") OR (\"las politicas publicas.\"))) or (\"sobre politicas publica.\"))".
• Removing quotes may allow a broader search: (((( las politicas publicad. ) OR ( las politicas publicas. ))) or ( sobre politicas publica. )).
• Adding a wildcard symbol may retrieve word variants: (((("las politicas publicad.") OR ("las politicas publicas."))) or ("sobre politicas publica."))*.