Academics may operate virtual high schools.Logical formLearned from6 sentences. Mines may be operated by a company.Logical formLearned from6 sentences. Leaders may operate in areas.Logical formLearned from6 sentences. Some (science advocacy groups) may operate on a (shoestring budget).Logical formLearned from6 sentences. A town may operate an airport.Logical formLearned from6 sentences. A company may operate (membership warehouses).Logical formLearned from6 sentences. Minds may operate.Logical formLearned from6 sentences. A website may operate a scheme.Logical formLearned from6 sentences. Franchisees may operate.Logical formLearned from6 sentences. Businesses may seek methods of operatting.Logical formLearned from6 sentences. Trains may operate between a US-city.Logical formLearned from6 sentences. Guerrillas may operate from soil.Logical formLearned from6 sentences. A scheme may be operated by a male.Logical formLearned from6 sentences. Persons may operate on patients.Logical formLearned from6 sentences. An empire may operate in some countries.Logical formLearned from6 sentences.