Perhaps you should try some spelling variations:
information computing » information content
computing services » computing series, computer service, computing sciences
services diffusing » service diffusion, services using, services during
array formulas » area formulas, harrop formulas, array format
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 computing services diffusing ((array string) or (((array formulas) or (arrays using))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: information computing services diffusing ((array string) OR (((array formulas) OR (arrays using)))).
• Adding a wildcard symbol may retrieve word variants: information computing services diffusing ((array string) or (((array formulas) or (arrays using))))*.