A company may operate as a subsidiary.Logical formLearned from7 sentences. A group may operate some offices.Logical formLearned from7 sentences. A company may operate in a domestic market.Logical formLearned from7 sentences. Companies may operate in a continental-region.Logical formLearned from7 sentences. A laboratory may be operated by a subsidiary of a company.Logical formLearned from7 sentences. Vendors may operate.Logical formLearned from7 sentences. Armies may operate.Logical formLearned from7 sentences. A company may operate in countries.Logical formLearned from7 sentences. (Phone calls) may operate.Logical formLearned from7 sentences. Methods may operate on bytes.Logical formLearned from7 sentences. A joint venture may operate.Logical formLearned from7 sentences. (Aid agencies) may operate in an area.Logical formLearned from7 sentences. A male may operate a computer.Logical formLearned from7 sentences. (Release groups) may operate as sources.Logical formLearned from7 sentences. Persons may operate a facility.Logical formLearned from7 sentences.