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

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