How to extract text from xhtml file using aspose-words?

I want to extract text from a html file which may be a XHTML .
I have attached a sample file.
Can I get help on how to extract text from this file type ?

Test_html_file.html.zip (691 Bytes)

@Sathiya22

If you want to save the document to TXT file format, please use the following code example.

Document doc = new Document(MyDir + "Test_html_file.html");
doc.Save(MyDir + "21.1.txt"); 

If you want to extract some specific content from the document, please read the following article.
How to Extract Selected Content Between Nodes in a Document

If you still face problem, please share some more detail about your query along with expected output document. We will then provide you more information on it.