Perhaps you should try some spelling variations:
"does optimization algorithmssss" » "does optimisation algorithm", "does optimisation algorithmsss", "does estimation algorithmssss", "does estimation algorithmsss", "qoe optimization algorithmssss", "robust optimization algorithmssss", "_ optimization algorithmssss"
"parameters optimization algorithms" » "parameter optimization algorithms", "parameter estimation algorithms", "parameters optimisation algorithm", "parameters estimation algorithms", "parameters estimation algorithm"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (("parameters optimization algorithms") OR ("does optimization algorithmssss"))~.
• Removing quotes may allow a broader search: (( parameters optimization algorithms ) or ( does optimization algorithmssss ))~.
• Adding a wildcard symbol may retrieve word variants: (("parameters optimization algorithms") or ("does optimization algorithmssss"))*.