Perhaps you should try some spelling variations:
"sobre politico publicoas." » "sobre politica publicas.", "sobre politico publico.", "sobre politicas publicas.", "sobre politica publicoas.", "sobre politicas publicoas.", "hombre politico publicoas."
"serie politicas public." » "serie politicas publicas.", "serie politicas publicad.", "serie politica publica.", "serie policiaca public."
"elites politicas public." » "elites politicas publicas.", "elites politicas publicad.", "elites politica publica.", "limites politicos public.", "las politicas public.", "ideas politicas public."

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