A series can be constituted-of-or-filled-with (helicopter crashes).Logical formLearned from9 sentences. A crash may be derailed.Logical formLearned from9 sentences. Some tourists may be killed in a crash.Logical formLearned from9 sentences. Some son may be killed in a (car crash).Logical formLearned from9 sentences. Some britons may be injured in a crash.Logical formLearned from9 sentences. A crash may occur in rain.Logical formLearned from9 sentences. A crash may be caused by a pilot.Logical formLearned from9 sentences. A (bus crash) can be in a southeast.Logical formLearned from9 sentences. (Air traffic controllers) may work at a time of a crash.Logical formLearned from9 sentences. Somebody may hear a crash.Logical formLearned from9 sentences. A bus may scrape against a (crash barrier).Logical formLearned from9 sentences. (Crash tests) can be high-speed.Logical formLearned from9 sentences. A statement may give a cause of a crash.Logical formLearned from9 sentences. A crash may send a male.Logical formLearned from9 sentences. A crash may happen on an afternoon.Logical formLearned from9 sentences.