Perhaps you should try some spelling variations:
"industrial development research operation" » "industrial development report operation", "industrial development research cooperation", "industrial development research population", "industrial development research generation"
"industrial development reports period" » "industrial development report period", "industrial development efforts period", "industrial development results period", "industrial development reporting period", "industrial development reports series", "industrial development reports personal"

Try widening your search to All Fields.

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

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