"isce_ ⇌ _urum / [a-e-i-n-r-ā-ē-ī]*[b-d-p-t][-long][b-c-d-g-k-l-p-q-r-s-t-z]_t_" . . . "isce_ ⇌ _urum / [a-e-i-n-r-ā-ē-ī]*[b-d-p-t][-long][b-c-d-g-k-l-p-q-r-s-t-z]_t_" . .