An undercarriage may be gone.Logical formLearned from3 sentences. A person may hear an undercarriage.Logical formLearned from3 sentences. An undercarriage may be come_outed.Logical formLearned from3 sentences. A piece may pertain-to an undercarriage.Logical formLearned from3 sentences. Routine maintenance may pertain-to an undercarriage.Logical formLearned from3 sentences. A boy may fall from an undercarriage of an (a320 plane).Logical formLearned from2 sentences. An undercarriage may fail on landing.Logical formLearned from2 sentences. Tires may pertain-to an undercarriage.Logical formLearned from2 sentences. A tire may pertain-to an undercarriage.Logical formLearned from2 sentences. A tire can be on an undercarriage.Logical formLearned from2 sentences. A (monowheel undercarriage) can be fixed.Logical formLearned from2 sentences. A (monowheel undercarriage) can be retractable.Logical formLearned from2 sentences. An undercarriage may be assisted by a bumper.Logical formLearned from2 sentences. An (undercarriage skid) can be short.Logical formLearned from2 sentences. An aircraft may be fitted with a (tailwheel undercarriage).Logical formLearned from2 sentences.