Perhaps you should try some spelling variations:
"parameters optimization algorithmssssss" » "parameters optimisation algorithm", "parameters optimisation algorithmsssss", "parameters estimation algorithmssssss", "parameters estimation algorithmsssss", "parameter optimization algorithmssssss", "parameter estimation algorithmssssss"
"response optimization algorithms" » "response optimisation algorithm", "response estimation algorithms", "response estimation algorithm"

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

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