Perhaps you should try some spelling variations:
"crises political publico." » "crises politico publico.", "crises politicas publicas.", "crises politicas publicad.", "crisis politica publico.", "crisis politicas publico.", "artists political publico."
"sobre politica publica." » "sobre politicas publicas.", "sobre politicas publica."
"serie politica publico." » "serie politico publico.", "serie politica publicas.", "serie politicas publicas.", "serie politicas publico.", "serie policiaca publico.", "elite politica publico."

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: (("sobre politica publica.") or ((("serie politica publico.") or ("crises political publico."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("sobre politica publica.") OR ((("serie politica publico.") OR ("crises political publico.")))).
• Removing quotes may allow a broader search: (( sobre politica publica. ) or ((( serie politica publico. ) or ( crises political publico. )))).
• Adding a wildcard symbol may retrieve word variants: (("sobre politica publica.") or ((("serie politica publico.") or ("crises political publico."))))*.