Perhaps you should try some spelling variations:
"limites politicos julia." » "lideres politicos julia.", "debates politicos julia.", "limites juridicos julia.", "limites politico julia.", "limites politicos la.", "limites politicos cuba."
"limites politicos una." » "lideres politicos una.", "debates politicos una.", "limites juridicos una.", "limites politico una.", "limites politicos un.", "limites politicos en."
"serie politicas publicas." » "serie policiaca publicas.", "serie politicas publica.", "serie politicas public.", "serie politicas publico."

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 politicos julia.") OR ("limites politicos una."))) or ("serie politicas publicas."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("limites politicos julia.") OR ("limites politicos una."))) OR ("serie politicas publicas.")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"limites politicos julia.\") OR (\"limites politicos una.\"))) or (\"serie politicas publicas.\"))".
• Removing quotes may allow a broader search: (((( limites politicos julia. ) OR ( limites politicos una. ))) or ( serie politicas publicas. )).
• Adding a wildcard symbol may retrieve word variants: (((("limites politicos julia.") OR ("limites politicos una."))) or ("serie politicas publicas."))*.