Perhaps you should try some spelling variations:
"public sociales colombia." » "public social colombia.", "public sociology colombia.", "public society colombia.", "publica social colombia.", "publica socialista colombia."
"public states colombia." » "public state colombia.", "public parties colombia.", "public space colombia.", "public baths colombia."
"public spaces colombia." » "public aspects colombia.", "public blacks colombia.", "public forces colombia."

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