Originally Posted by lhel

Yes, it is really your bad luck. But still you can overcome it. You need a file repair software program (third party) which can help you to repair your corrupt Docx files. I never used such things to repair my corrupt documents as they never been corrupted. But recently I visited a website by which I got an application to combine my PST files. While visiting the site I saw some MS Office file recovery programs. You need to check there if you find something suits you.
Hope you'll get a good solution for your problem.