Perhaps you should try some spelling variations:
"serie policiaca publica." » "serie politica publicas.", "serie politicas publicas.", "serie politicas publicad."
"limites politicos public." » "lideres politicos public.", "debates politicos public.", "limites juridicos public.", "limites politico publico.", "limites politicos republica.", "limites politicas publicas."
"elites politica publica." » "elites politicas publicas.", "elites politicas publica.", "elite politica publica.", "elite politico 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: (((("elites politica publica.") or ("limites politicos public."))) or ("serie policiaca publica."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("elites politica publica.") OR ("limites politicos public."))) OR ("serie policiaca publica.")).
• Removing quotes may allow a broader search: (((( elites politica publica. ) or ( limites politicos public. ))) or ( serie policiaca publica. )).
• Adding a wildcard symbol may retrieve word variants: (((("elites politica publica.") or ("limites politicos public."))) or ("serie policiaca publica."))*.