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

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