Since I keep the substrate moist said:I am not completeley sure but I have heard about people with giant setups that never find their eggs but just the new babies.
Anyway here is the link yo my tank. I now have another large piece of wood in that patch of dirt leaning up against the original piece so you can imagine the hassle it will be to find eggs.
http://www.geckoforums.net/showthread.php?t=26327