00, air, airway, airways, attempts, blockage, blockages, blocked, blocking, blocks, box, caput, cord, cords, endotracheal, endotrachial, epiglottis, esophageal, esophagus, eventual, exh5878, gi, head, heads, impair, impaired, impairing, impede, impeded, impedes, impeding, intubate, intubated, intubatin, intubation, intubations, laryngeal, larynx, neck, occluded, occluding, occlusion, occlusions, operation, operations, operative, oropharynx, otorhinolaryngocology, passages, pharyngeal, pharynx, procedure, procedures, surgeries, surgery, surgical, throat, trachea, tracheas, tracheostomy, tracheotomy, tract, tube, tubes, us, vocal, voice, ways, 4, 3600, 5878