Perhaps you should try some spelling variations:
operations computational » operation computation, interactions computational, generation computational
computational constraint » computational constraints, compositional constraints, computational contact
array profiling » array processing, microarray profiling
array string » array strong, arrays strings, array sharing

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

• If you are trying to use Boolean operators, they must be ALL CAPS: operations computational constraint programming ((array string) OR (array profiling))~.
• Adding a wildcard symbol may retrieve word variants: operations computational constraint programming ((array string) or (array profiling))*.