Perhaps you should try some spelling variations:
"sobre politico publicoas." » "sobre politico publico.", "sobre politicas publicas.", "sobre politica publica.", "sobre politica publicoas.", "sobre politicas publicoas.", "hombre politico publicoas."
"serie politica publicas." » "serie politicas publicas.", "serie politica publica.", "serie politica publicaciones.", "serie policiaca publicas.", "sobre politica publicas.", "elite politica publicas."
"serie politicas public." » "serie politicas publicas.", "serie politicas publicad.", "serie politica publica.", "serie policiaca public.", "serie policiacas public.", "sobre politicas public.", "elite politicas public."

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