In the Navigation Pane, click Grammar, and then click Phonological Rules.
Do one of the following:
On the Insert menu, click Phonological Rule or Metathesis Rule.
On the Insert toolbar, click or
.
An empty phonological rule or metathesis rule appears.
Enter a name and description.
Select a direction.
In the Order Number field, specify an order.
In the Rule Formula field, do one of the following: