Perhaps you should try some spelling variations:
"supply shocks integration theories." » "supply shocks integration theory.", "supply shocks integration through.", "supply shocks integration efforts.", "supply social integration theories.", "supply south integration theories.", "supply services integration theories."
"supply power integration social." » "supply power international social.", "supply border integration social.", "supply policy integration social.", "supply deeper integration social.", "supply poverty integration social.", "supply water integration social.", "supply how integration social."

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

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