Adobe's official policy has changed over the years. Currently, the Adobe Creative Cloud desktop app typically only displays the for download.

If you are part of an organization, your IT administrator may have access to older offline installers through the Adobe Admin Console. Key Features of the 2014 Release

The CC 2014 update, released on June 18, 2014, was one of the largest updates since CS6. It introduced:

To check if it's still available for your specific account, open the Creative Cloud app, find Premiere Pro, click the three dots ( ... ), and select "Other Versions" .