Here is transcript from support.
After I post I will try it 'cause I deleted all of CS6 and ran cleaner.
Richa: Rick, what you can do is, you can go to creative.adobe.comRicha:
and then click on download center
Richa: Click on Premiere pro
Richa: On this page , you will be able to choose CS6 instead of Premiere pro CC
Richa: Check the part where the features are mentioned, on the left of that you
will be able to choose Premiere pro CS6 Richa:
Once you install Premiere pro, you will get the Encore CS6