How to print reports for DayA/DayB? (available in version 2009)

If your school has DayA/DayB timetable, you can define these special days in the Day definition dialog, see above.
Then all you have to do is to make sure in the filter you have selected entry DayA or DayB:

The program will then print your lessons accordingly, for example this is report that prints terms and days at the top, and periods at the left: