What is the most common combination of races. In Skyrim we see Redguard with Nord, Altmer with Imperial and any other combination if the player so desires. But how about in other provinces?

Love finds its ways. Their isnt any actual info for this though

The gamut is run: Dunmer ladies with Argonian or Khajiit lovers, Redguards married to Dunmer, elves married to other types of elves, Nords lusting after Bosmer, Imperial nobility with Orc chambermaids, et cetera.

Spanning games et in Cyrodiil, Skyrim, and Morrowind.