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