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