So these were the groups we'd found:
(b,c,m,p), (d,g (all combos tested)), (l,n,r,s,t), (h,v,w,y), (q,z)
with f,j,k,x left
checking against scrabble:
vowels are 1 point
l,n,r,s,t are 1 point
d,g are 2 points
b,c,m,p are 3 points
h,v,w,y are 4 points
q,z are 10 points
and the remaining ones...
f is 4 points
j,x are 8 points
k is 5 points
Just for Tibs...
(b,c,m,p), (d,g (all combos tested)), (l,n,r,s,t), (h,v,w,y), (q,z)
with f,j,k,x left
checking against scrabble:
vowels are 1 point
l,n,r,s,t are 1 point
d,g are 2 points
b,c,m,p are 3 points
h,v,w,y are 4 points
q,z are 10 points
and the remaining ones...
f is 4 points
j,x are 8 points
k is 5 points
Just for Tibs...