Would like correction.

It wasn't didn't arrived to me.

Please confirm that you confirmation that you sent something.

Please confirm that you sent it. Please confirm that you sent <something, package, etc..)

If you didn't sent anything a stuff, send it as soon as possible send to me.

I would like corrections.

It hasn't arrived yet.

Please confirm that you sent the stuff.

If you did not send the stuff yet, please send it as soon as possible.

Thanks you.

I haven't received it yet. (Or The package hasn't arrived yet.)

Please confirm that you have sent the stuff.

If you haven't sent it yet, please send it to me as soon as possible.