A bus may plunge into a (roadside ditch).Logical formLearned from20 sentences. A (bus network) can be comprehensive.Logical formLearned from20 sentences. A bus can be heavy-duty.Logical formLearned from20 sentences. A bus can be integrated.Logical formLearned from20 sentences. (Bus routes) can be regional.Logical formLearned from20 sentences. Buses can be metropolitan.Logical formLearned from20 sentences. A (bus service) can be dedicated.Logical formLearned from20 sentences. A (bus service) can be enhanced.Logical formLearned from20 sentences. (Bus routes) may serve a station.Logical formLearned from20 sentences. A width may pertain-to a bus.Logical formLearned from20 sentences. Some buses may leave.Logical formLearned from20 sentences. A bus may carry students.Logical formLearned from20 sentences. A (car bombing) may target an (army bus).Logical formLearned from20 sentences. A passenger can be in a bus.Logical formLearned from20 sentences. A person may ride a short bus.Logical formLearned from20 sentences.