Two of the motets (M054 and M058) have 5 voices.
A typical melodic formula commonly used for litanies is quoted in T1, T2, B and C in the passage "Sancte Augustine ... ora pro nobis"
1--k--k--k--l--j-----j--h--j--k--k---4
"Sancta Maria, ora pro nobis." (LU 836)