fix missing titles

Author: gewarren

docs/whats-new/dotnet-docs-mod3.md

@@ -174,13 +174,9 @@ This article lists some of the major changes to docs for .NET 9.
   - Add C# 13 small fixes
 - [where (generic type constraint) (C# Reference)](../csharp/language-reference/keywords/where-generic-type-constraint.md) - Add reference and conceptual content for `ref struct` allowed in interfaces
 - [yield statement - provide the next element](../csharp/language-reference/statements/yield.md) - Add information for C# 13 feature `ref` locals and `unsafe` contexts in iterators and `async` methods
-- [ZZZ - Title not found in: #42177](/dotnet/csharp/language-reference/compiler-messages/partial-types) - Add conceptual content for partial properties
-- [ZZZ - Title not found in: #42177](../csharp/language-reference/compiler-messages/partial-declarations.md) - Add conceptual content for partial properties
-- [ZZZ - Title not found in: #42177](../csharp/language-reference/compiler-messages/partial-declarations.md) - Add conceptual content for partial properties
-- [ZZZ - Title not found in: #41614](../csharp/language-reference/compiler-messages/iterator-yield.md) - Add information for C# 13 feature `ref` locals and `unsafe` contexts in iterators and `async` methods
-- [ZZZ - Title not found in: #41614](../csharp/language-reference/compiler-messages/iterator-yield.md) - Add information for C# 13 feature `ref` locals and `unsafe` contexts in iterators and `async` methods
-- [ZZZ - Title not found in: #41614](../csharp/language-reference/compiler-messages/iterator-yield.md) - Add information for C# 13 feature `ref` locals and `unsafe` contexts in iterators and `async` methods
-- [ZZZ - Title not found in: #40978](../csharp/language-reference/compiler-messages/params-arrays.md) - Add params collections
+- [Compiler Errors on partial type and member declarations](../csharp/language-reference/compiler-messages/partial-declarations.md) - Add conceptual content for partial properties
+- [Errors and warnings for iterator methods and `yield return`](../csharp/language-reference/compiler-messages/iterator-yield.md) - Add information for C# 13 feature `ref` locals and `unsafe` contexts in iterators and `async` methods
+- [Errors and warnings related to `params` arrays](../csharp/language-reference/compiler-messages/params-arrays.md) - Add params collections
 
 ## .NET Framework