Perhaps you should try some spelling variations:
"public justicia administracion colombia" » "public justice administration colombia", "public justicia administrativa colombia", "public medicina administracion colombia", "public justicia administration colobia", "public justicia administrativo colombia", "public justicia administracion economica", "justica justicia administracion colombia", "poetica justicia administracion colombia"
"public public administration colombia" » "public policy administration 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 public administration colombia") or ("public justicia administracion colombia"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("public public administration colombia") OR ("public justicia administracion colombia")).
• Removing quotes may allow a broader search: (( public public administration colombia ) or ( public justicia administracion colombia )).
• Adding a wildcard symbol may retrieve word variants: (("public public administration colombia") or ("public justicia administracion colombia"))*.