Perhaps you should try some spelling variations:
optimisation algorithmss » optimization algorithms, estimation algorithms, estimation algorithm
optimisation algorithm » optimization algorithms, estimation algorithm, estimation algorithms
robust optimisation » robust optimization
qoe optimisation » qoe optimization, _ optimisation, game optimization

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