diff --git a/source b/source
index 73251287728..7e7c7eb96a7 100644
--- a/source
+++ b/source
@@ -79787,7 +79787,7 @@ dictionary <dfn dictionary>ToggleEventInit</dfn> : <span>EventInit</span> {
   <p>A node is a <dfn>focus navigation scope owner</dfn> if it is a <code>Document</code>, a
   <span>shadow host</span>, a <span>slot</span>, an element in the <span
   data-x="popover-showing-state">popover showing state</span> which also has a <span>popover
-  invoker</span> set, a <span>reading-flow-ordered scope owner</span> or a <span>reading flow
+  invoker</span> set, a <span>reading-flow-ordered scope owner</span>, or a <span>reading flow
   item</span>.</p>
 
   <p>Each <span>focus navigation scope owner</span> has a <dfn>focus navigation scope</dfn>, which
@@ -79828,7 +79828,7 @@ dictionary <dfn dictionary>ToggleEventInit</dfn> : <span>EventInit</span> {
   <p class="note">The order of elements within a <span>focus navigation scope</span> does not impact
   any of the algorithms in this specification. Ordering only becomes important for the
   <span>tabindex-ordered focus navigation scope</span>, <span>flattened tabindex-ordered focus
-  navigation scope</span> and <span>reading-flow-ordered focus navigation scope</span> concepts
+  navigation scope</span>, and <span>reading-flow-ordered focus navigation scope</span> concepts
   defined below.</p>
 
   <p>A <dfn>tabindex-ordered focus navigation scope</dfn> is a list of <span data-x="focusable