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

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "(( qoe optimization algorithms ) OR ( game optimization algorithmss ))~".
• Adding a wildcard symbol may retrieve word variants: (( qoe optimization algorithms ) OR ( game optimization algorithmss ))*.