I also shortened them based on the shortest string that only matched those at https://www.pathofexile.com/item-data/mods, but I don't know if this is exhaustive. I did a quick test at Nessa just to verify it didn't match random bases and it looked okay, but if there's a better way to verify this just let me know and I'll do it :)
The fire / cold multi mod names ended up swapped.
I also shortened them based on the shortest string that only matched those at https://www.pathofexile.com/item-data/mods, but I don't know if this is exhaustive. I did a quick test at Nessa just to verify it didn't match random bases and it looked okay, but if there's a better way to verify this just let me know and I'll do it :)