Operations may fail.Logical formLearned from39 sentences. An operation can be interactive.Logical formLearned from39 sentences. A female may have operations.Logical formLearned from39 sentences. Operations may be undertaken.Logical formLearned from39 sentences. Aims may pertain-to an operation.Logical formLearned from39 sentences. An operation can be executed.Logical formLearned from39 sentences. Details can be about operations.Logical formLearned from39 sentences. Mines may undergo an operation.Logical formLearned from39 sentences. An operation may occur.Logical formLearned from39 sentences. A report may pertain-to operations.Logical formLearned from39 sentences. Operations may pertain-to an industry.Logical formLearned from39 sentences. Dams may undergo an operation.Logical formLearned from39 sentences. A computer may undergo operations.Logical formLearned from39 sentences. Early years may pertain-to an operation.Logical formLearned from39 sentences. Problems can be with an operation.Logical formLearned from39 sentences.