An operation can be costly.Logical formLearned from214 sentences. An operation can be unlicensed.Logical formLearned from214 sentences. A person may head operations.Logical formLearned from213 sentences. Operations can be far-flung.Logical formLearned from213 sentences. Operations can be manual.Logical formLearned from213 sentences. Results may pertain-to operations.Logical formLearned from212 sentences. An operation can be silent.Logical formLearned from212 sentences. Support may pertain-to an operation.Logical formLearned from211 sentences. An office may undergo operations.Logical formLearned from210 sentences. Some aspects can be constituted-of-or-filled-with operations.Logical formLearned from210 sentences. A country may launch a military operation.Logical formLearned from210 sentences. Aspects may pertain-to operations.Logical formLearned from210 sentences. A computer may undergo an operation.Logical formLearned from209 sentences. (Rescue operations) may continue.Logical formLearned from209 sentences. Operations can be troubled.Logical formLearned from207 sentences.