Perhaps you should try some spelling variations:
surface diffusion » state diffusion
information sers » information users, information sets, information series
array probing » arrays probing, assay probing, array profiling
sers surface » series surface, lasers surface, ceres surface
array string » array strong, arrays strings, array sharing
array along » arrays long, array arcing, array paving

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

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