One of these riddle canons , `` in augmentationem '' ( i.e. augmentation , has notes which get longer and longer . Bach wrote : `` Notulis crescentibus crescat Fortuna Regis '' ( â may the fortunes of the king increase like the length of the notesâ ) . One of these riddle canons , `` in augmentationem '' ( i.e. augmentation , the length of the notes gets longer ) , is inscribed `` Notulis crescentibus crescat Fortuna Regis '' ( may the fortunes of the king increase like the length of the notes ) , while a modulating canon which ends a tone higher than it starts is inscribed `` Ascendenteque Modulationis ascendat Gloria Regis '' ( as the modulation rises , so may the King 's glory ) .