Patients receive paclitaxel IV continuously on day 1 and cisplatin IV over 20 minutes and ifosfamide IV over 30 minutes on days 2-6. Filgrastim (G-CSF) is administered subcutaneously (SC) on days 7-18 or until blood counts recover. Treatment continues every 3 weeks for 4 courses in the absence of disease progression or unacceptable toxicity.