Perhaps you should try some spelling variations:
"supply contract integration social." » "supply content integration social.", "supply contract interpretation social.", "supply country's integration social.", "supply contract international social.", "supply contracts integration social.", "supply constraints integration social."
"supply tool integration theories." » "supply tool integration theory.", "supply tool integration through.", "supply tool integration efforts.", "supply global integration theories.", "supply social integration theories.", "supply trade integration theories.", "supply school integration theories.", "support tool integration theories."

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

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