He'ih'iiP heesP he'ih'iicebiseeno' neeyou hinee nei'i he'ihceentou'
NARRPAST.IMPERF-pause what-pause NARRPAST.IMPERF-walk-pers.PL there.it.is that sand NARRPAST-not.be.present . 
He said how ... they crossed this sand/wilderness . Then  [ the desert ] was no longer present .