Perhaps you should try some spelling variations:
"modified game optimisation algorithms" » "modified game optimization algorithms", "modified game estimation algorithms", "modified game estimation algorithm", "modified game optimization algorithmss", "modified game estimation algorithmss", "modified stage optimization algorithms", "modified _ optimisation algorithms", "modified male optimisation algorithms", "modified adam optimisation algorithms"
"modified objective optimisation algorithm" » "modified objective optimization algorithm", "modified multiobjective optimization algorithm", "modified objective optimization algorithms", "modified objective estimation algorithm", "modified objective estimation algorithms"

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