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

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("serie policiaca public.") or ("series political public."))) or ("serie politicas publicas."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("serie policiaca public.") OR ("series political public."))) OR ("serie politicas publicas."))*.
• Removing quotes may allow a broader search: (((( serie policiaca public. ) or ( series political public. ))) or ( serie politicas publicas. ))*.