Perhaps you should try some spelling variations:
"transforming african slaves series" » "transforming asia slaves series", "transforming arab slaves series", "transforming rural slaves series", "transforming african states series", "transforming african sahel series", "transforming african state series", "transforming african slavery series", "transforming african lives series", "transforming african spaces series"
"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 slaves series") or ("transforming real price series"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("transforming african slaves series") OR ("transforming real price series"))*.
• Removing quotes may allow a broader search: (( transforming african slaves series ) or ( transforming real price series ))*.