Perhaps you should try some spelling variations:
"serie policiaca publicas." » "serie politicas publicas.", "serie politica publica.", "serie politicas publicad."
"entre politica publicas." » "entre politicas publicas.", "entre politica publica.", "entre politica publicaciones.", "sobre politica publicas."
"clase politica publico." » "clase politica publica.", "clase politico publico.", "clase politicas publicas.", "class political publico.", "chile politica publico."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("clase politica publico.") or ("entre politica publicas."))) or ("serie policiaca publicas."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("clase politica publico.") OR ("entre politica publicas."))) OR ("serie policiaca publicas."))*.
• Removing quotes may allow a broader search: (((( clase politica publico. ) or ( entre politica publicas. ))) or ( serie policiaca publicas. ))*.