Perhaps you should try some spelling variations:
"nerf model artificial neural network" » "nerf femoral artificial neural network", "nerf model artificial neural networks", "new model artificial neural network", "neural model artificial neural network", "neuron model artificial neural network"
"neuron real artificial neural network" » "neuron can artificial neural network", "neuron femoral artificial neural network", "neuron real artificial neural networks", "neutron real artificial neural network", "neurons real artificial neural network", "neuro real artificial neural network"

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (("neuron real artificial neural network") OR ("nerf model artificial neural network"))~.
• Removing quotes may allow a broader search: (( neuron real artificial neural network ) or ( nerf model artificial neural network ))~.
• Adding a wildcard symbol may retrieve word variants: (("neuron real artificial neural network") or ("nerf model artificial neural network"))*.