From the link:

12.1 The following terms apply only to current and future Google Cloud Platform Machine Learning Services specifically listed in the "Google Cloud Platform Machine Learning Services Group" category on the Google Cloud Platform Services Summary page

Those services are (from https://cloud.google.com/terms/services):

  - Cloud AutoML
  - Cloud Text-to-Speech
  - Dialogflow Enterprise Edition
  - Google Cloud Data Labeling
  - Google Cloud Natural Language
  - Google Cloud Speech-to-Text
  - Google Cloud Video Intelligence
  - Google Cloud Vision