Perhaps you should try some spelling variations:
"serie policiaca publica." » "serie politica publica.", "serie politicas publicas.", "serie politicas publicad."
"elite politica publicas." » "elite politicas publicas.", "elite politica publica.", "elite politica publicaciones.", "elites politicas publicas.", "etica politica publicas.", "entre politica publicas."
"limites politico publico." » "limites politicos publico.", "lideres politicos publico.", "civiles politicos publico.", "limites politica publica.", "limites politico republicano.", "limites politicos republica."

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