Ian entire document’s contents as a replacement of a match in a find-and-replace operation.(I need style of Main document to be applied to the replaced content)

Hello Team,
I am using the same code Shows how to insert an entire document’s contents as a replacement of a match in a find-and-replace operation. in IReplacingCallback.Replacing | Aspose.Words for .NET
To replace a regex expression with a document now I want main documents style font entire thing to be applied to the content replaced.
Please Help me with that.
At least Apply the style and font of the regex expression to the content being replaced if at least any one of this is attainable it will be good

@Keerthana_K_R You already asked the same question in another your thread. Let’s continue discussion in the original thread.