Perhaps you should try some spelling variations:
functionaries function » functionals function, functions function, function dysfunction
parallel processor » parallel processors, parallel processes, parallel process
unit functionaries » rural functionaries, units dictionaries, ird functionaries
processor unit » processing unit, processor using
function https » functions https, fiction https

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• Performing a fuzzy search may retrieve terms with similar spellings: parallel processor unit functionaries function https~.
• Adding a wildcard symbol may retrieve word variants: parallel processor unit functionaries function https*.