Perhaps you should try some spelling variations:
optimisation algorithmss » optimisation algorithm, estimation algorithms, estimation algorithm
optimization algorithms » optimisation algorithm, estimation algorithms, estimation algorithm
game optimisation » game optimization, stage optimization, _ optimisation
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 algorithms ) or ( game optimisation algorithmss ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( parameter optimization algorithms ) OR ( game optimisation algorithmss )).
• Adding a wildcard symbol may retrieve word variants: (( parameter optimization algorithms ) or ( game optimisation algorithmss ))*.