Perhaps you should try some spelling variations:
information aggregation » information integration, information propagation, information organization
microarray profiling » microrna profiling
aggregation theory » aggregation over, aggregation chemistry
theory diffusion » thermal diffusion, theory decision
arrays probing » array probing, rays probing, arrays producing

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

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