Perhaps you should try some spelling variations:
surface diffusion » state diffusion
information type » information types, information time, deformation type
array profiling » array processing, microarray profiling
type surface » hyper surface, tube surface, shape surface
array string » array strong, arrays strings, array sharing

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

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