Perhaps you should try some spelling variations:
"industrial development results series" » "industrial development report series", "industrial development research series", "industrial development results brief"
"industry investment treaties survey" » "industry investments treaties survey", "industrial investments treaties survey", "industry involvement treaties survey", "industry investment strategies survey", "industry investment activities survey", "industry investment incentives survey"

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 results series") OR ("industry investment treaties survey"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"industrial development results series\") OR (\"industry investment treaties survey\"))".
• Removing quotes may allow a broader search: (( industrial development results series ) OR ( industry investment treaties survey )).
• Adding a wildcard symbol may retrieve word variants: (("industrial development results series") OR ("industry investment treaties survey"))*.