Perhaps you should try some spelling variations:
"serie politico publico." » "serie politica publicas.", "serie politico republicano.", "serie politicos republica.", "serie politica publico.", "series political publico.", "series politicas publico."
"crises politica publica." » "crises political publica.", "crisis politica publica.", "crisis politicas publica."
"serie politicas publicas." » "serie policiaca publicas.", "serie 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 politico publico.") or ("crises politica publica."))) or ("serie politicas publicas."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("serie politico publico.") OR ("crises politica publica."))) OR ("serie politicas publicas.")).
• Removing quotes may allow a broader search: (((( serie politico publico. ) or ( crises politica publica. ))) or ( serie politicas publicas. )).
• Adding a wildcard symbol may retrieve word variants: (((("serie politico publico.") or ("crises politica publica."))) or ("serie politicas publicas."))*.