Perhaps you should try some spelling variations:
"socio politicos republica." » "socio politico republicano.", "socio criticos republica.", "socio politicas republicanas.", "socio politico republica.", "socio politica republica.", "espacios politicos republica."
"sobre politica publicas." » "sobre politicas publicas.", "sobre politica publica.", "sobre politica publicaciones."
"serie politicas paz." » "serie policiaca paz.", "serie politicas para.", "serie politicas de.", "serie politicas en."

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 politicas paz.") or ((("socio politicos republica.") or ("sobre politica publicas."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("serie politicas paz.") OR ((("socio politicos republica.") OR ("sobre politica publicas.")))).
• Removing quotes may allow a broader search: (( serie politicas paz. ) or ((( socio politicos republica. ) or ( sobre politica publicas. )))).
• Adding a wildcard symbol may retrieve word variants: (("serie politicas paz.") or ((("socio politicos republica.") or ("sobre politica publicas."))))*.