Perhaps you should try some spelling variations:
information aggregation » information integration, information propagation, information organization
aggregation higher » aggregation chapter, aggregation richard, aggregation headers
higher dimension » higher dimensions, higher dimensional, high dimension
array imaging » arrays imaging, airway imaging, ray imaging
array string » array strong, arrays strings, array sharing
array using » arrays using

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 higher dimension ((array imaging) or (((array string) or (array using))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: information aggregation higher dimension ((array imaging) OR (((array string) OR (array using)))).
• Adding a wildcard symbol may retrieve word variants: information aggregation higher dimension ((array imaging) or (((array string) or (array using))))*.