Perhaps you should try some spelling variations:
information grid » information guide, information gain, information gis
state diffusion » surface diffusion
array imaging » arrays imaging, airway imaging, ray imaging
array probing » arrays probing, assay probing, array profiling
array using » arrays using
grid state » grids state, grid scale, grid site

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

• Performing a fuzzy search may retrieve terms with similar spellings: information grid state diffusion ((((array imaging) or (array using))) or (array probing))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: information grid state diffusion ((((array imaging) OR (array using))) OR (array probing)).
• Adding a wildcard symbol may retrieve word variants: information grid state diffusion ((((array imaging) or (array using))) or (array probing))*.