Perhaps you should try some spelling variations:
"de politicas republicanas." » "de politica republicana.", "de politicas publicas.", "de politico republicano.", "de politica republicanas."
"de politicos republica." » "de politico republicano.", "de criticos republica.", "de politica republicana.", "ser politicos republica.", "de politica republica.", "y politicos republica."
"serie politica publicas." » "serie politicas publicas.", "serie politica publica.", "serie politica publicaciones.", "serie policiaca publicas.", "sobre politica publicas."

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

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