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

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"parameter optimization algorithmssssss\") OR (\"write optimization algorithms\"))~".
• Removing quotes may allow a broader search: (( parameter optimization algorithmssssss ) OR ( write optimization algorithms ))~.
• Adding a wildcard symbol may retrieve word variants: (("parameter optimization algorithmssssss") OR ("write optimization algorithms"))*.