Perhaps you should try some spelling variations:
"supply school integration theory." » "supply school integration through.", "supply school information theory.", "supply school innovation theory.", "supply school reintegration theory.", "supply school integrating theory.", "supply school interactions theory.", "supplies school integration theory.", "support school integration theory.", "supply scheme integration theory."
"supply shock integration theory." » "supply shock integration through.", "supply shock information theory.", "supply shock innovation theory.", "supply book integration theory.", "supply look integration theory.", "supply work integration theory.", "supply shocks integration theory."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("supply school integration theory.") OR ("supply shock integration theory."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"supply school integration theory.\") OR (\"supply shock integration theory.\"))".
• Removing quotes may allow a broader search: (( supply school integration theory. ) OR ( supply shock integration theory. )).
• Adding a wildcard symbol may retrieve word variants: (("supply school integration theory.") OR ("supply shock integration theory."))*.