Perhaps you should try some spelling variations:
"serie policiaca publica." » "serie politica publicas.", "serie politicas publicas.", "serie politicas publicad."
"entre politica publica." » "entre politicas publicas.", "sobre politica publica."
"especies exoticas public." » "especies etica public.", "especial exoticas public."

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("especies exoticas public.") or ((("entre politica publica.") or ("serie policiaca publica."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("especies exoticas public.") OR ((("entre politica publica.") OR ("serie policiaca publica.")))).
• Removing quotes may allow a broader search: (( especies exoticas public. ) or ((( entre politica publica. ) or ( serie policiaca publica. )))).
• Adding a wildcard symbol may retrieve word variants: (("especies exoticas public.") or ((("entre politica publica.") or ("serie policiaca publica."))))*.