Perhaps you should try some spelling variations:
"support through international efforts." » "support health international efforts.", "support farnborough international efforts.", "support through international airports.", "support through international energy.", "support through international airport."
"support can integration theory." » "support can integration through.", "support can information theory.", "support can innovation theory.", "support chain integration theory.", "support von integration theory.", "support urban integration theory.", "support chuan integration theory.", "support bank integration theory.", "support a 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: (("support through international efforts.") or ("support can integration theory."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("support through international efforts.") OR ("support can integration theory.")).
• Removing quotes may allow a broader search: (( support through international efforts. ) or ( support can integration theory. )).
• Adding a wildcard symbol may retrieve word variants: (("support through international efforts.") or ("support can integration theory."))*.