Perhaps you should try some spelling variations:
"supply grid integration theories." » "supply grid integration theorems.", "supply grid integrationstheorie 2.", "supply grid integration theory.", "supply crowd integration theories.", "supply great integration theories.", "support grid integration theories."
"supply furrow irrigation schemes." » "supply furrow irrigation scheme.", "supply furrow irrigation systems.", "supply farm irrigation schemes.", "supply crop irrigation schemes.", "supply flood irrigation schemes.", "supply from irrigation schemes."

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