Perhaps you should try some spelling variations:
"serie politicas public." » "serie politicas publicad.", "serie politica publicas.", "serie politicas pablo.", "serie policiaca public."
"serie politicas publicas." » "serie politicas publicadas.", "serie politica publicasas.", "serie politicas pabloas.", "serie policiaca publicas.", "serie politicas publico."
"crises politica publica." » "crises political publica.", "crisis politica publica.", "crisis politicas publica."

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