Perhaps you should try some spelling variations:
"supply school reintegration theory." » "supply school integration theory.", "supply school integrating theory.", "supply school reintegration der.", "supply social reintegration theory.", "supplies school reintegration theory.", "support school reintegration theory.", "supply shock reintegration theory."
"supply grid integration efforts." » "supply grid international efforts.", "supply grid conservation efforts.", "supply crowd integration efforts.", "supply great integration efforts.", "support grid integration efforts."

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