Perhaps you should try some spelling variations:
"industrial development efforts period" » "industrial development report period"
"industrial development results operational" » "industrial development report operational", "industrial development research operational", "industrial development results operation", "industrial development results computational", "industrial development response operational"

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 efforts period") or ("industrial development results operational"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("industrial development efforts period") OR ("industrial development results operational"))*.
• Removing quotes may allow a broader search: (( industrial development efforts period ) or ( industrial development results operational ))*.