Perhaps you should try some spelling variations:
informatics ground » informatics group, information grounds, informatics grid
array processing » dairy processing, query processing
state diffusion » surface diffusion
array sharing » arrays bearing, array imaging, way sharing
ground state » ground water
array string » array strong, arrays strings, array forming

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

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