Perhaps you should try some spelling variations:
"entre politica publicas." » "entre politicas publicas.", "entre politica publicaciones.", "entre politicas publicass.", "sobre politica publicas."
"serie policiaca publico." » "serie politico publico.", "serie oficial publico."
"elite politica publica." » "elite politicas publicas.", "elites politicas publica.", "etica politica publica.", "chile politica publica."

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