Perhaps you should try some spelling variations:
information aggregation » information integration, information propagation, information organization
aggregation data » aggregating data, aggregate data, aggregation a
arrays searching » agents searching, maps searching
data dimension » data dimensions, data dimensional, dati dimensioni
array string » array strong, arrays strings, array sharing
array fermi » array forming, array format

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