Replacing on entiere set of files is hard in Emacs. But I find the correct mumbo-magic procedure, and gifted it to you:

On November 12, 2010 SearchBlox  announced the availability of SearchBlox Search Software as a completely FREE product.

We are happy to announce we have powered our searche engine, after importing Objectsroot.com blog articles.

This article has been retained for hisorical reasons. In this article we refers to blog.Objectsroot.com a site discontinued on August 2008

Finally I managed to buy a Asus EEE PC 700  this week. I would thanks a lot Next Store and its kindly clerks, which I will prefer in future to Mediaword :)
If you are at Milan and you plan to buy it, Next Store is a good choice.

I am very happy to announce my personal annotated Python Search Engine.

Oracle buys BEA and Sun buys MySql.

In reply,Migrosoft is hungry and is watching Yahoo :-)

This is the sad true: parsing is boring. And writing parser is even worst.

Is it amazing things you can do with a simple Bourne Again Shell  (bash).