Perhaps you should try some spelling variations:
"write optimization algorithmssssssss" » "write optimization algorithms", "write optimization algorithmsssssssss", "write optimisation algorithmssssssss", "write estimation algorithmssssssss", "game optimization algorithmssssssss", "qoe optimization algorithmssssssss", "stage optimization algorithmssssssss"
"parameters optimization algorithm" » "parameter optimization algorithm", "parameter estimation algorithm", "parameters optimization algorithms", "parameters optimisation algorithm", "parameters estimation algorithm"

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• Performing a fuzzy search may retrieve terms with similar spellings: (("parameters optimization algorithm") OR ("write optimization algorithmssssssss"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"parameters optimization algorithm\") OR (\"write optimization algorithmssssssss\"))".
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