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