Perhaps you should try some spelling variations:
"serie policiaca publica." » "serie politica publica.", "serie politica publicas.", "serie politicas publicas."
"serie politicas public." » "serie politicas publicas.", "serie politicas publicad.", "serie politica publica."
"serie exilio republicano." » "ette exilio republicano.", "levil exilio republicano.", "medio exilio republicano.", "serie exilio republica."

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