Operations can be controversial.Logical formLearned from64 sentences. An operation may pertain-to a year.Logical formLearned from63 sentences. Operations can be high-level.Logical formLearned from63 sentences. Impact can be on operations.Logical formLearned from63 sentences. An airline may undergo an operation.Logical formLearned from63 sentences. An operation can be vital.Logical formLearned from63 sentences. A focus can be on operations.Logical formLearned from63 sentences. Operations can be in a field.Logical formLearned from63 sentences. An array can be constituted-of-or-filled-with operations.Logical formLearned from63 sentences. A database may undergo an operation.Logical formLearned from63 sentences. An audit may pertain-to operations.Logical formLearned from63 sentences. Operations may pertain-to an employer.Logical formLearned from63 sentences. Improvements can be in operations.Logical formLearned from63 sentences. Operations may undergo a purchase.Logical formLearned from63 sentences. A component may pertain-to an operation.Logical formLearned from63 sentences.