A district may operate.Logical formLearned from16 sentences. A company may operate some (radio stations).Logical formLearned from16 sentences. (Security firms) may operate in a country.Logical formLearned from16 sentences. Some carriers may operate.Logical formLearned from16 sentences. A government may operate through a month.Logical formLearned from16 sentences. A switch may operate.Logical formLearned from16 sentences. Procedures may operate.Logical formLearned from16 sentences. Doctors may operate on a female.Logical formLearned from16 sentences. A programme may operate.Logical formLearned from16 sentences. Ferries may operate.Logical formLearned from16 sentences. (State government) may operate.Logical formLearned from16 sentences. Entrepreneurs may operate.Logical formLearned from16 sentences. Windows may operate environment.Logical formLearned from16 sentences. Organizations may operate in a country.Logical formLearned from16 sentences. Sites may be operated by a company.Logical formLearned from16 sentences.