Perhaps you should try some spelling variations:
optimization algorithmss » optimisation algorithm, estimation algorithms, estimation algorithm
optimization algorithms » optimisation algorithm, estimation algorithms, estimation algorithm
same optimization » game optimization, stage optimization, qoe optimization
parameter » parameters

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( parameter optimization algorithmss ) or ( same optimization algorithms ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( parameter optimization algorithmss ) OR ( same optimization algorithms ))*.