Hello,
I have one table with certification data:
cer ID, cer sub 3, cer sub 2, cer sub 1, cer name
for the combination cer sub 3 & cer sub 2 & cer sub 1 there are multiple certifications names for example:
cer sub 3, cer sub 2, cer sub 1, certification name 1
cer sub 3, cer sub 2, cer sub 1...