Creative Cloud Desktop App has only the current version and one previous version before it. Adobe expects users to have the latest software, no more than 2 versions back. Is there some reason you can't use the latest?
This may be what you want. Be sure to follow the VERY IMPORTANT STEPS. Otherwise, Adobe's servers won't let you access the direct download.
https://prodesigntools.com/adobe-cc-2019-direct-download-links.html
Nancy O'Shea— Product User, Community Expert & Moderator
Alt-Web Design & Publishing ~ Web : Print : Graphics : Media