...
You can use the Search Courses scetion of your dashboad to search by Module code or name.
...
section found in the footer of Moodle to search for Moodle courses or for content item.
Alternatively, if you know that you have a Moodle course and it isn't listed under My Courses when you log in, you can search for it using the Search area above the list of courses to search by Module code or name.
...