Perhaps you should try some spelling variations:
surfaces diffusion » surface diffusion, surfaces dimension, stresses diffusion
information gaas » information gaps, information games, information gains
gaas surfaces » glass surfaces, gas surface, gels surfaces
array probing » arrays probing, assay probing, array profiling
array arcing » array forming, array sharing, array using
array along » arrays long, array paving, array strong

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

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