An (operating system) may pertain-to a phone.Logical formLearned from28 sentences. (Operating revenues) may pertain-to a company.Logical formLearned from28 sentences. An (operating cash flow) can be strong.Logical formLearned from28 sentences. An (operating profit) may pertain-to a firm.Logical formLearned from28 sentences. (Operating funds) can be annual.Logical formLearned from28 sentences. (Operating profit) may be seen.Logical formLearned from28 sentences. (Operating income) may increase some percent.Logical formLearned from28 sentences. An (operating cash flow) may pertain-to persons.Logical formLearned from28 sentences. (Operating conditions) can be harsh.Logical formLearned from28 sentences. Details may pertain-to an (operating system).Logical formLearned from28 sentences. Some (operating rooms) can be in use.Logical formLearned from28 sentences. An introduction can be to an (operating system).Logical formLearned from28 sentences. Products can be as an (operating system).Logical formLearned from28 sentences. (Operating profit) can be in a continent.Logical formLearned from28 sentences. An (operating efficiency) can be improved.Logical formLearned from27 sentences.