Operations may undergo requirements.Logical formLearned from27 sentences. Improvements can be to operations.Logical formLearned from27 sentences. Operations may undergo a curtailment.Logical formLearned from27 sentences. (Weather operations) can be hazardous.Logical formLearned from27 sentences. Services may undergo operations.Logical formLearned from27 sentences. The world may undergo operations.Logical formLearned from27 sentences. (Detainee operations) may pertain-to a country.Logical formLearned from27 sentences. Military operations can be clandestine.Logical formLearned from27 sentences. A commissioner can be for operations.Logical formLearned from27 sentences. An operation can be on the ground.Logical formLearned from27 sentences. A structure may undergo an operation.Logical formLearned from27 sentences. Operations may be permitted.Logical formLearned from27 sentences. Armed forces may undergo operations.Logical formLearned from27 sentences. Operations can be explicit.Logical formLearned from27 sentences. Operations can be disconnected.Logical formLearned from27 sentences.