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 space colombia." » "public spaces colombia.", "public state colombia.", "public peace colombia.", "public sphere colombia."
"public spain colombia." » "public spanish colombia.", "public spaces colombia.", "public plan colombia.", "music spain colombia."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("public sociales colombia.") or ((("public space colombia.") or ("public spain colombia."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("public sociales colombia.") OR ((("public space colombia.") OR ("public spain colombia."))))*.
• Removing quotes may allow a broader search: (( public sociales colombia. ) or ((( public space colombia. ) or ( public spain colombia. ))))*.