Four sessions. 1) {thor thun, nam ma langs gong la}. 2) {snga thun, ja bzhes tshar nas} 3) {phyi thun, ba ra ba chi tshar song} 4) {srod thun, dgong dag bzhes lag bzhes tshar dus}
Four sessions. Dawn, morning, afternoon and evening
four sessions: snga thun, gung thun, phyi thun, mtshan thun