Once you submit your images, it will take days to have them reviewed, depending on how crowded the Pending Line is. After they are reviewed, you will receive a notification e-mail stating that your image was approved or refused.
If you have not received any message, please check your bulk area of the mail box. Please make sure that your spam filters do not block the access for Dreamstime mails.
You can also try locating your images from My Account section - Online Files or Refused Files. If you still have not found them, please write support making sure to specify the image ID.