Perhaps you should try some spelling variations:
"supply great integration theories." » "supply great integration theorems.", "supply great integrationstheorie 2.", "supply great integration theory.", "supply et integration theories.", "supply test integration theories.", "supply text integration theories.", "supply growth integration theories.", "supply gap integration theories.", "supply gas integration theories."
"supply spate irrigation schemes." » "supply spate irrigation scheme.", "supply spate irrigation systems.", "supply scale irrigation schemes.", "supply water irrigation schemes.", "supply surge irrigation schemes.", "supply system irrigation schemes.", "supply side irrigation schemes."

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