I can download many video from exashare but someone no ad I do not understand why.

For example: this one do not work:
http://www.exashare.com/d66y12tsh19z

You can try from there:
http://archive.forumcommunity.net/?t=41240673

Many of them work but some tell me that it is impossible to download.

Please, can you found a way to solve this problem?
Thank you.