Perhaps you should try some spelling variations:
"transforming african slavery series" » "transforming asia slavery series", "transforming arab slavery series", "transforming rural slavery series", "transforming american slavery series", "transforming african slaves series", "transforming african survey series", "transforming african slavery studies"
"transforming real price series" » "transforming rural price series", "transforming legal price series", "transforming health price series", "transforming real prices series", "transforming deal price series", "transforming retail price series"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("transforming african slavery series") or ("transforming real price series"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("transforming african slavery series") OR ("transforming real price series"))*.
• Removing quotes may allow a broader search: (( transforming african slavery series ) or ( transforming real price series ))*.