Perhaps you should try some spelling variations:
optimization algorithm » optimization algorithms, estimation algorithm, estimation algorithms
optimisation algorithm » optimization algorithms, estimation algorithm, estimation algorithms
game optimization » stage optimization, qoe optimization, market optimization
male optimisation » market optimization, stage optimization, _ optimisation
modified game » modified adam

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• Performing a fuzzy search may retrieve terms with similar spellings: (( modified game optimization algorithm ) or ( modified male optimisation algorithm ))~.
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