Perhaps you should try some spelling variations:
"serie policiaca public." » "serie politica publica.", "serie politica publicas.", "serie politico publico."
"elite politicas public." » "elite politicas publicad.", "elite politica publica.", "elite politica publicas.", "elites politicas public.", "elite politica public.", "elite politico public."
"etico politicas publicas." » "etico politicas publicadas.", "etico politica publicaas.", "etico politica publicasas.", "etico politicos publicas.", "etico politica publicas.", "mexico politicas publicas.", "etico politicas publica.", "etico politicas publico."

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 public.") or ("elite politicas public."))) or ("etico politicas publicas."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("serie policiaca public.") OR ("elite politicas public."))) OR ("etico politicas publicas.")).
• Removing quotes may allow a broader search: (((( serie policiaca public. ) or ( elite politicas public. ))) or ( etico politicas publicas. )).
• Adding a wildcard symbol may retrieve word variants: (((("serie policiaca public.") or ("elite politicas public."))) or ("etico politicas publicas."))*.