"ī_ī ⇌ iētu_ / X*[a-e-m-n-o-r-ā-ē-ō][c-d-g-k-l-r-s-t-z]_r_" . . . "ī_ī ⇌ iētu_ / X*[a-e-m-n-o-r-ā-ē-ō][c-d-g-k-l-r-s-t-z]_r_" . .