Perhaps you should try some spelling variations:
surface diffusion » state diffusion
information gis » information gain, information gaps, information grid
array profiling » array processing, microarray profiling
array strong » array string, array sharing, norway strong
array arcing » array forming, array probing, array sharing
gis surface » gas surface, gibbs surface, axis surface

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "information gis surface diffusion ((array strong) OR (((array arcing) OR (array profiling))))~".
• Adding a wildcard symbol may retrieve word variants: information gis surface diffusion ((array strong) OR (((array arcing) OR (array profiling))))*.