How find your deleted data?

[ccct]

I carelessly deleted my data?I want to recover them.
i need your helps.
Thank you!

[kno80]

I had mistakenly deleted a couple of FLV videos among other files from an external hard drive. After using a data recovery software, I have retrieved both --- i.e. can see the file name/size/date info in Win explorer.

However, I can't play either of them using FLV player! FLV player says...