Perhaps you should try some spelling variations:
"industrial investment theories series" » "industrial investments theories series", "industry investment theories series", "initial investment theories series", "industrial investment treaties series", "industrial investment series series", "industrial investment theory series", "industrial investment theses series"
"industrial development center studies" » "industrial development case studies", "industrial development gender studies"

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

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