Check this one out
I think I see how that works, im no use at explaining things but I kinda understand it, notice next time u try it the symbols are different BUT the identical ones are all the in the same spaces!
I noticed that too but thought i would leave it for some people to be freaked out for a while
Ibiza FR CR TDI with 203 BHP
its easy, the answer you get is always a multiple of 9 so ont thing which is a mulitiple of 9 has the same symbol