Helicopter engine malfunction signal:
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Flies away, Helicopter whirls in place
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Helicopter in flight
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Helicopter Warning System
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Helicopter engine malfunction signal
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The helicopter starts and takes off
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Helicopter flies
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The helicopter starts and flies away
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Flies past several times, Helicopter whirls
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Helicopter lands, shuts down
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Helicopter approaching and hovering
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Helicopter takes off
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Helicopter flies away
★★★★★