Perhaps you should try some spelling variations:
"initial development policies series" » "initial development policy series", "initial development projects series", "critical development policies series", "spatial development policies series", "digital development policies series", "initial development politics series"
"industrial development center series" » "industrial development case series", "industrial development century series", "industrial development gender series", "industrial development center studies"

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

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