We have 3 Eightsome Reel sets in one band I play in, and use the same system of repeats as Vic's. FWIW, someone told me the AABBAB sequence fits the pattern of the dance better.....? In the other one, we tend to do ABABAB for the tunes between the beginning and end tunes.

Set 1:
De'il Amang the Tailors in A - AABBB
Wind that Shakes the Barley in D x 3
Mrs Macleod of Raasay in A - AABBAB
Flowers of Edinburgh in G - AABBAB
Lass O' Patie's Mill in D - AABBAB
East Neuk of Fife in G - AABBAB
Bottom of the Punchbowl in D - AABBAB
New High Level in G - AABBAB
Soldier's Joy in D - AABBAB
De'il Amang the Tailors - AABBB

Set 2:
Duke of Perth in G - AABBB
Lass O' Patie's Mill in D - AABBAB
I'll Gang Nae Mair Tae Yon Toon in A - AABBAB
Barren Rocks of Aden in D - AABBAB
Rakes of Mallow in A modal - AABBAB (modal to accommodate our former piper!)
Teribus in D - AABBAB
Davy Nick Nack in G- AABBAB
Deveron in D - AABBAB
Willafjord in D - AABBAB
Duke of Perth in G - AABBB

Set 3:
Kate Dalrymple in A - AABBB
Reel of Tullochgorum (aka Jamie Allan) in A - AABBAB
Drunken Piper in Am - AABBAB
Old Grey Cat in Em - AABBAB
Fairy Dance in D x 3
Dornoch Links in A - AABBAB
Barrowburn Reel in D - AABBAB
Walking on the Moon in A - AABBAB
Staten Island in D - AABBAB
Kate Dalrymple in A - AABBB

Other band set:
Soldier's Joy in D - AABBB
Peat Fire Flame in Em - ABABAB
East Neuk of Fife in G - ABABAB
White Cockade in D - ABABAB
Dornoch Links in A - ABABAB
New High Level in G - ABABAB
Lass o' Patie's Mill in D - ABABAB
Jessie's Hornpipe (aka The Ton) in G - ABABAB
Breakdown in A - ABABAB
Soldier's Joy in D - AABBB