Perhaps you should try some spelling variations:
information aggregation » information integration, information propagation, information organization
aggregation hla » aggregation a, aggregation anna, aggregation data
hla dimension » la dimension, help dimension, a dimension
array sharing » arrays bearing, array imaging, way sharing
array string » array strong, arrays strings, array forming

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