See https://outreachdashboard.wmflabs.org/training/editing-wikipedia/editing-basics/using-visual-editor:
Should be localized:
- "Table of contents" menu item
- Slide headers in the numbered list
- Menu path (see also issue for it: https://github.com/WikiEducationFoundation/WikiEduDashboard/issues/1514 )
- phrase "Page .. of ..."