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