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