There are 4 tags for the advent calendar

[bramus]

There are 4 tags/categories for the advent calendar, as seen on https://www.fronteers.nl/en/blog/:

• Advent Calendar
• Advent Calender
• AdventCalendar
• AdventsKalender

Unifying them to just 1 tag/category seems recommended.

[anneke]

Thank you @bramus ! Have tackled this :)