Combinations of 20 numbers, 8 deletions/12 bets

 Description of combinations refers to Multi Multi. The combinations may be used in other draw-based games.

Out of 80 numbers we choose 20 at random and divide it into 12 bets with 8 crossings each                         

if you hit 3 numbers, the worst possible combination is two twos

1 4 7 11 12 16 17 20
1 4 5 13 15 16 19 20
2 4 5 11 15 16 19 20
2 6 8 13 14 15 18 19
3 7 8 10 12 14 17 18
1 3 4 7 9 11 12 16
5 6 8 10 14 15 18 19
2 5 6 8 10 13 14 15
6 7 8 9 12 14 17 18
3 4 7 9 12 16 17 20
1 2 4 5 11 13 15 16
3 6 7 8 9 10 12 14

Replace numbers from 1 to 20 with the numbers of your choice