"i_ere ⇌ e_tum / [-spread -lat -labdent]*[-spread -low][-spread -nas -low]_[b-c-d-g-k-m-n-p-q-t]_" . . . "i_ere ⇌ e_tum / [-spread -lat -labdent]*[-spread -low][-spread -nas -low]_[b-c-d-g-k-m-n-p-q-t]_" . .