Perhaps you should try some spelling variations:
"support group international competition." » "support group international cooperation.", "support group international competitiveness.", "support group international comparisons.", "support from international competition.", "support how international competition.", "support do international competition.", "support grant international competition."
"supply trade integration theories." » "supply trade integration theory.", "supply trade integration through.", "supply trade integration efforts.", "supply side integration theories.", "supply case 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: (("support group international competition.") or ("supply trade integration theories."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("support group international competition.") OR ("supply trade integration theories.")).
• Removing quotes may allow a broader search: (( support group international competition. ) or ( supply trade integration theories. )).
• Adding a wildcard symbol may retrieve word variants: (("support group international competition.") or ("supply trade integration theories."))*.