diff --git a/_includes/collections/forms.html b/_includes/collections/forms.html
index 63da557..556564c 100644
--- a/_includes/collections/forms.html
+++ b/_includes/collections/forms.html
@@ -675,7 +675,7 @@ <h4 class="value-name">
                   </code>
                 </h4>
               <div class="value-description">
-                <p>Opens in the parent browsing context, or <code>_self</code> is there is none.</p>
+                <p>Opens in the parent browsing context, or <code>_self</code> if there is none.</p>
 
               </div>
             </header>
@@ -691,7 +691,7 @@ <h4 class="value-name">
                   </code>
                 </h4>
               <div class="value-description">
-                <p>Opens in the top browsing context, or <code>_self</code> is there is none.</p>
+                <p>Opens in the top browsing context, or <code>_self</code> if there is none.</p>
 
               </div>
             </header>
diff --git a/element/a/index.html b/element/a/index.html
index 0668cbf..296412d 100644
--- a/element/a/index.html
+++ b/element/a/index.html
@@ -177,7 +177,7 @@ <h4 class="value-name">
                   </code>
                 </h4>
               <div class="value-description">
-                <p>Opens in the parent browsing context, or <code>_self</code> is there is none.</p>
+                <p>Opens in the parent browsing context, or <code>_self</code> if there is none.</p>
 
               </div>
             </header>
@@ -193,7 +193,7 @@ <h4 class="value-name">
                   </code>
                 </h4>
               <div class="value-description">
-                <p>Opens in the top browsing context, or <code>_self</code> is there is none.</p>
+                <p>Opens in the top browsing context, or <code>_self</code> if there is none.</p>
 
               </div>
             </header>
diff --git a/element/area/index.html b/element/area/index.html
index 7234f5c..796c192 100644
--- a/element/area/index.html
+++ b/element/area/index.html
@@ -354,7 +354,7 @@ <h4 class="value-name">
                   </code>
                 </h4>
               <div class="value-description">
-                <p>Opens in the parent browsing context, or <code>_self</code> is there is none.</p>
+                <p>Opens in the parent browsing context, or <code>_self</code> if there is none.</p>
 
               </div>
             </header>
@@ -370,7 +370,7 @@ <h4 class="value-name">
                   </code>
                 </h4>
               <div class="value-description">
-                <p>Opens in the top browsing context, or <code>_self</code> is there is none.</p>
+                <p>Opens in the top browsing context, or <code>_self</code> if there is none.</p>
 
               </div>
             </header>
diff --git a/element/base/index.html b/element/base/index.html
index da69ca5..a8d0dcc 100644
--- a/element/base/index.html
+++ b/element/base/index.html
@@ -129,7 +129,7 @@ <h4 class="value-name">
                   </code>
                 </h4>
               <div class="value-description">
-                <p>Opens in the parent browsing context, or <code>_self</code> is there is none.</p>
+                <p>Opens in the parent browsing context, or <code>_self</code> if there is none.</p>
 
               </div>
             </header>
@@ -145,7 +145,7 @@ <h4 class="value-name">
                   </code>
                 </h4>
               <div class="value-description">
-                <p>Opens in the top browsing context, or <code>_self</code> is there is none.</p>
+                <p>Opens in the top browsing context, or <code>_self</code> if there is none.</p>
 
               </div>
             </header>
diff --git a/element/form/index.html b/element/form/index.html
index e5de166..f57779b 100644
--- a/element/form/index.html
+++ b/element/form/index.html
@@ -386,7 +386,7 @@ <h4 class="value-name">
                   </code>
                 </h4>
               <div class="value-description">
-                <p>Opens in the parent browsing context, or <code>_self</code> is there is none.</p>
+                <p>Opens in the parent browsing context, or <code>_self</code> if there is none.</p>
 
               </div>
             </header>
@@ -402,7 +402,7 @@ <h4 class="value-name">
                   </code>
                 </h4>
               <div class="value-description">
-                <p>Opens in the top browsing context, or <code>_self</code> is there is none.</p>
+                <p>Opens in the top browsing context, or <code>_self</code> if there is none.</p>
 
               </div>
             </header>