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

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

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