diff --git a/xml/System.Formats.Nrbf/NrbfDecoder.xml b/xml/System.Formats.Nrbf/NrbfDecoder.xml
index 8f45a92d359..3203adacb94 100644
--- a/xml/System.Formats.Nrbf/NrbfDecoder.xml
+++ b/xml/System.Formats.Nrbf/NrbfDecoder.xml
@@ -25,7 +25,7 @@
   </Attributes>
   <Docs>
     <summary>
-            Provides stateless methods for decoding .NET Remoting Binary Format (NRBF) encoded data.
+            Provides stateless methods for decoding .NET Remoting Binary Format (NRBF) encoded data.Test
             </summary>
     <remarks>To be added.</remarks>
   </Docs>
diff --git a/xml/System.Net.ServerSentEvents/SseItem`1.xml b/xml/System.Net.ServerSentEvents/SseItem`1.xml
index e7908e4f54b..b8a82631586 100644
--- a/xml/System.Net.ServerSentEvents/SseItem`1.xml
+++ b/xml/System.Net.ServerSentEvents/SseItem`1.xml
@@ -38,7 +38,7 @@
     </Attribute>
   </Attributes>
   <Docs>
-    <typeparam name="T">Specifies the type of data payload in the event.</typeparam>
+    <typeparam name="T">Specifies the type of data payload in the event.Test</typeparam>
     <summary>Represents a server-sent event.</summary>
     <remarks>To be added.</remarks>
   </Docs>
diff --git a/xml/System/String.xml b/xml/System/String.xml
index 90a84fda696..960cc9261bd 100644
--- a/xml/System/String.xml
+++ b/xml/System/String.xml
@@ -124,7 +124,7 @@
     </Attribute>
   </Attributes>
   <Docs>
-    <summary>Represents text as a sequence of UTF-16 code units.</summary>
+    <summary>Represents text as a sequence of UTF-16 code units.Test</summary>
     <remarks>For more information about this API, see <see href="/dotnet/fundamentals/runtime-libraries/system-string">Supplemental API remarks for String</see>.</remarks>
     <related type="ExternalDocumentation" href="https://www.microsoft.com/download/details.aspx?id=10921">Sorting Weight Tables for Windows (.NET Framework and .NET Core only)</related>
     <related type="ExternalDocumentation" href="https://www.unicode.org/Public/UCA/latest/allkeys.txt">Default Unicode Collation Element Tables</related>