Perhaps you should try some spelling variations:
"parameters optimization algorithmss" » "parameters optimization algorithms", "parameters optimisation algorithm", "parameters estimation algorithms", "parameter optimization algorithmss", "parameter estimation algorithmss", "parameters optimization algorithmsss", "parameters optimisation algorithmss", "parameters estimation algorithmss"
"attributed optimization algorithm" » "attribute optimization algorithm", "attributed optimization algorithms", "attributed optimisation algorithm", "attributed estimation algorithm"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (("attributed optimization algorithm") or ("parameters optimization algorithmss"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("attributed optimization algorithm") OR ("parameters optimization algorithmss")).
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