Hi,
I have tried the random text generator, but it is generating duplicate letters in the strings.
I have 10 columns and can't have duplicate letters.

Column - Number of letters
0 - 4
1 - 3
2 - 3
3 - 2
4 - 2
5 - 3
6 - 2
7 - 2
8 - 2
9 - 2

Is this possible?
Suggestions?