Perhaps you should try some spelling variations:
formation process » formation processes, creation process, fermentation process
teaching decision » teaching design, learning decision, taking decision
process teaching » processes teaching, process tracing, process testing
array string » array strong, arrays strings, array sharing
array fermi » array forming

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• Performing a fuzzy search may retrieve terms with similar spellings: formation process teaching decision ((((array fermi) OR (array string))) OR (array format))~.
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