Perhaps you should try some spelling variations:
surface diffusion » state diffusion
guide surface » oxide surface, outside surface, oxide surfaces
array forming » array format, array arcing, array fermi
array string » array strong, arrays strings, array sharing
arrays long » arrays ang, arrays load, array along

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

• Performing a fuzzy search may retrieve terms with similar spellings: information guide surface diffusion ((array string) OR (((array forming) OR (arrays long))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "information guide surface diffusion ((array string) OR (((array forming) OR (arrays long))))".
• Adding a wildcard symbol may retrieve word variants: information guide surface diffusion ((array string) OR (((array forming) OR (arrays long))))*.