Perhaps you should try some spelling variations:
"initial investments incentives theories" » "initial investment incentives theories", "initial investment objectives theories", "initial investor incentives theories", "financial investments incentives theories", "municipal investments incentives theories", "initial investments incentives directories"
"industrial development center survey" » "industrial development case survey", "industrial development sector survey", "industrial development center series"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("initial investments incentives theories") OR ("industrial development center survey"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"initial investments incentives theories\") OR (\"industrial development center survey\"))".
• Removing quotes may allow a broader search: (( initial investments incentives theories ) OR ( industrial development center survey )).
• Adding a wildcard symbol may retrieve word variants: (("initial investments incentives theories") OR ("industrial development center survey"))*.