Perhaps you should try some spelling variations:
information groups » information group, information grounds, informatics group
state diffusion » surface diffusion
array sharing » arrays bearing, array imaging, way sharing
groups state » ground state, groups space, groups fate
array string » array strong, arrays strings, array forming

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 groups state diffusion ((((arrays using) OR (array string))) OR (array sharing))~".
• Adding a wildcard symbol may retrieve word variants: information groups state diffusion ((((arrays using) OR (array string))) OR (array sharing))*.