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