Yes. Check our online catalogue using the text search function to find out if any of the repertoire is available on another release under another catalogue number. If you still do not see it, that means that it is currently not available, either as a CD or a download.
This should not be the end of your search however. Have a look at this website
for a list of second hand stores, where you may be able to find out of print CDs that are not yet made available again in this shop as downloads.