Perhaps you should try some spelling variations:
"sobre politica publicas." » "sobre politicas publicas.", "sobre politica publica.", "sobre politica publicaciones."
"elites politicas public." » "limites politicos public.", "ideas politicas public.", "relaciones politicas public.", "elites politicas publicas.", "elites politicas publicad.", "elites politica publica."
"las politicas pablo." » "las politica pablo.", "las politicas para.", "las politicas paz."

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: (((("elites politicas public.") or ("las politicas pablo."))) or ("sobre politica publicas."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("elites politicas public.") OR ("las politicas pablo."))) OR ("sobre politica publicas.")).
• Removing quotes may allow a broader search: (((( elites politicas public. ) or ( las politicas pablo. ))) or ( sobre politica publicas. )).
• Adding a wildcard symbol may retrieve word variants: (((("elites politicas public.") or ("las politicas pablo."))) or ("sobre politica publicas."))*.