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