Perhaps you should try some spelling variations:
information changes » information exchanges, conformation changes, information channels
external dimensions » extra dimensions, emotional dimensions, ethical dimensions
changes external » channels external, china's external, bandages external
array imaging » arrays imaging, airway imaging, ray imaging
array forming » array format, array arcing, array fermi
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 changes external dimensions ((array imaging) or (((array string) or (array forming))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: information changes external dimensions ((array imaging) OR (((array string) OR (array forming)))).
• Adding a wildcard symbol may retrieve word variants: information changes external dimensions ((array imaging) or (((array string) or (array forming))))*.