Perhaps you should try some spelling variations:
communication education » community education, communication communication, communication information
five dimensions » five dimensional, finite dimensions, three dimensions
array sharing » arrays bearing, array imaging, way sharing
iv dimension » iv dimensions, ziv dimension, i dimension
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: communication education ((iv dimension) or (five dimensions)) ((array string) OR (array sharing))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: communication education ((iv dimension) OR (five dimensions)) ((array string) OR (array sharing)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "communication education ((iv dimension) or (five dimensions)) ((array string) OR (array sharing))".
• Adding a wildcard symbol may retrieve word variants: communication education ((iv dimension) or (five dimensions)) ((array string) OR (array sharing))*.