Perhaps you should try some spelling variations:
"parameters optimization algorithm" » "parameter optimization algorithm", "parameter estimation algorithm", "parameters optimization algorithms", "parameters optimisation algorithm", "parameters estimation algorithm"
"write optimization algorithmssssssssssssss" » "write optimization algorithmsssssssssssssss", "write optimisation algorithmssssssssssssss", "write estimation algorithmssssssssssssss", "game optimization algorithmssssssssssssss", "qoe optimization algorithmssssssssssssss", "stage optimization algorithmssssssssssssss"

Try widening your search to All Fields.

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

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