Perhaps you should try some spelling variations:
information aggregation » information integration, information propagation, information organization
aggregation based » aggregation model, aggregation a
based extension » based extraction
arrays imaging » array imaging, assays imaging, pathways imaging
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 aggregation based extension ((((array string) or (array format))) or (arrays imaging))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: information aggregation based extension ((((array string) OR (array format))) OR (arrays imaging)).
• Adding a wildcard symbol may retrieve word variants: information aggregation based extension ((((array string) or (array format))) or (arrays imaging))*.