Perhaps you should try some spelling variations:
surface diffusion » state diffusion
information act » information age, information a, information about
array formats » array format, assay formats, array formulas
array string » array strong, arrays strings, array sharing
array arcing » array forming, array probing, array sharing
act surface » actin surface, bet surface, cut surface

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

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