Perhaps you should try some spelling variations:
america colonization » america reorganization, america colonial
colonization 19th » colonization _
south century » 20th century, 18th century, 17th century
19th century » 20th century
social south » society south, social sobre, social sonia

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( latin america colonization 19th century. ) or ( latin america social south century. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( latin america colonization 19th century. ) OR ( latin america social south century. )).
• Adding a wildcard symbol may retrieve word variants: (( latin america colonization 19th century. ) or ( latin america social south century. ))*.