This is a brief how to on how to archive lost forms.
1- Go to the Forms module from the short cut menu.
2- Once in the Forms Module you should see something like this. (click archive)
3- You now have the option to search for all archived forms. The archive is usually set depending if the job is complete or not or if there is a set amount of days to archive forms (60 days)
4- To restore archived forms just tick the box of the form and click restore. You can also tick the box next to template to select the whole page instead of individually