I need 20 articles on the subject "deleted data recovery"
I need you to research this field and come up with 20 article titles.
I will take into consideration proposals from people that can come with a well researched plan,
I mean, i need you to find what are the main categories that these articles fit in.
Each article need to have :
A short excerpt
All rights to the article will be transferred to us upon delivery.
You may not sell, reproduce or reuse these articles in any way.