Perhaps you should try some spelling variations:
"same optimization algorithms" » "same optimisation algorithm", "same estimation algorithms", "same estimation algorithm", "game optimization algorithms", "stage optimization algorithms", "qoe optimization algorithms"
"parameter optimization algorithmssssssssss" » "parameter optimisation algorithmsssssssss", "parameter estimation algorithmssssssssss", "parameter estimation algorithmsssssssss", "parameters optimization algorithmssssssssss"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("same optimization algorithms") OR ("parameter optimization algorithmssssssssss"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"same optimization algorithms\") OR (\"parameter optimization algorithmssssssssss\"))".
• Removing quotes may allow a broader search: (( same optimization algorithms ) OR ( parameter optimization algorithmssssssssss )).
• Adding a wildcard symbol may retrieve word variants: (("same optimization algorithms") OR ("parameter optimization algorithmssssssssss"))*.