Perhaps you should try some spelling variations:
several dimensions » temporal dimensions, external dimensions, integral dimensions
information age » information storage
array imaging » arrays imaging, airway imaging, artery imaging
array string » array strong, arrays strings, array sharing
age several » a several, adp several, added several

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

• Performing a fuzzy search may retrieve terms with similar spellings: information age several dimensions ((array string) or (((array imaging) OR (ray imaging))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: information age several dimensions ((array string) OR (((array imaging) OR (ray imaging)))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "information age several dimensions ((array string) or (((array imaging) OR (ray imaging))))".
• Adding a wildcard symbol may retrieve word variants: information age several dimensions ((array string) or (((array imaging) OR (ray imaging))))*.