Perhaps you should try some spelling variations:
validation deterministic » radiation deterministic, validation determination, estimation deterministic
array profiling » array processing, microarray profiling
array sharing » arrays bearing, array imaging, way sharing
systems role » system role, systems remote, systems real
array string » array strong, arrays strings, array forming

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

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