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