3. To add a matching rule, click  Add  from the Matching Rule pane. 4. To add an expansion rule, click  Add  from the Expansion Rule pane. 1. Select the condition for the matching rule. 2. Select the pattern body type. Figure 12-17 Editing the match (trigger) and rule (action) For details of editing the matching rules and expansion rules, see the following  sections. You can edit the matching rules that specify the condition of the matching rule,  the matching order, match pattern type, and pattern body. To edit a matching rule, follow these steps: When a rule attempts to match words in a query, it can apply strict or lenient  condition constraints. Figure 12-18 shows different matching conditions that  you can use for a matching rule. Figure 12-18 Editing the matching rule condition 468  IBM Watson Content Analytics: Discovering Actionable Insight from Your Content Editing matching rules