Perhaps you should try some spelling variations:
information propagation » information presentation, information organization
propagation layer » propagation cancer, propagation case, propagation based
layer dimensions » based dimensions, lower dimension, other dimensions
dimensions array » dimension array, dimensional array, dimensional arrays
array sharing » array string, arrays bearing, array imaging

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• Performing a fuzzy search may retrieve terms with similar spellings: information propagation layer dimensions array sharing~.
• Adding a wildcard symbol may retrieve word variants: information propagation layer dimensions array sharing*.