Perhaps you should try some spelling variations:
information grids » information grid, information guides, information guide
state diffusion » surface diffusion
array formulas » area formulas, harrop formulas, array formats
array arcing » array forming, array probing, array sharing
grids state » grids space

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• Performing a fuzzy search may retrieve terms with similar spellings: information grids state diffusion ((array arcing) OR (((array formulas) OR (array format))))~.
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