(Insurance companies) may operate.Logical formLearned from11 sentences. A total of some (adult businesses) may operate.Logical formLearned from11 sentences. A factor may operate.Logical formLearned from11 sentences. A person may operate a (gas station).Logical formLearned from11 sentences. A person may operate at a level.Logical formLearned from11 sentences. A male may operate a (dairy farm).Logical formLearned from11 sentences. Companies may operate on a basis.Logical formLearned from11 sentences. A (brokerage firm) may be operated by women.Logical formLearned from11 sentences. A factory may operate around a clock.Logical formLearned from11 sentences. A company may operate kinds of businesses.Logical formLearned from11 sentences. A company may operate a (pipeline system).Logical formLearned from11 sentences. Nuclear plants may operate.Logical formLearned from11 sentences. Appliances may operate.Logical formLearned from11 sentences. Persons may operate in some states.Logical formLearned from11 sentences. A person may operate a (robot arm).Logical formLearned from11 sentences.