Perhaps you should try some spelling variations:
"chile welfare colombia." » "chile entre colombia.", "chile care colombia.", "child welfare colombia."
"chile culture colombia." » "chile pictures colombia.", "chile justice colombia.", "chile culture economic.", "chile cultura colombia.", "cell culture colombia.", "voice culture colombia."
"chile tenure colombia." » "chile tendra colombia.", "chile centro colombia.", "chile tiene colombia."

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

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