Convert letters to numbers according to alphabetic position: 1, 5, 6, 8, 26, 22, 21.
Now, split into two columns with an extra column for the sum:
1=a |
26=z |
27 |
5=e |
22=v |
27 |
6=f |
21=u |
27 |
8=h |
?=19=s |
27 |
Series is a e f h z v u s.
Or like this:
a |
b |
c |
d |
e |
f |
g |
h |
I |
j |
k |
l |
m |
z |
y |
x |
w |
v |
u |
t |
s |
r |
q |
p |
o |
n |