w FWT-1w FWT-2w FWT-3w FWT-4w FWT-5w FWT-6w FWT-7w FWT-8w FWT-9w FWT-10w FWT-11w FWT-12w FWT-13w FWT-14w FWT-15w FWT-16w FWT-17w FWT-18w FWT-19w FWT-20