Perhaps you should try some spelling variations:
"industrial investments theories series" » "industry investments theories series", "initial investments theories series", "industrial environments theories series", "industrial investment theories series", "industrial investment series series", "industrial investment theory series", "industrial investments theory series", "industrial investments theses series", "industrial investments series series"
"industrial development case series" » "industrial development china series", "industrial development care series", "industrial development cass series", "industrial development case stories"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("industrial investments theories series") or ("industrial development case series"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("industrial investments theories series") OR ("industrial development case series")).
• Removing quotes may allow a broader search: (( industrial investments theories series ) or ( industrial development case series )).
• Adding a wildcard symbol may retrieve word variants: (("industrial investments theories series") or ("industrial development case series"))*.