array1 = (a,b,c), array2 = (d,e), array3 = (f,g,h),
array4 = (i), array5 = (j,k) array6 = (l) array7 = (m)

Then the result should be an array that contained:
adfijlm
adfiklm
adgijlm
adgiklm
.
.
adfijl
.
.
adfij
.
.
cehi
.
.
iklm