Perhaps you should try some spelling variations:
"notion optimization algorithmsssssssssss" » "notion optimization algorithmssssssssssss", "notion optimisation algorithmsssssssssss", "notion estimation algorithmsssssssssss", "network optimization algorithmsssssssssss", "policy optimization algorithmsssssssssss", "allocation optimization algorithmsssssssssss"
"parameter optimization algorithm" » "parameter optimization algorithms", "parameter optimisation algorithm", "parameter estimation algorithm", "parameters optimization algorithm"

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: "((\"notion optimization algorithmsssssssssss\") OR (\"parameter optimization algorithm\"))~".
• Removing quotes may allow a broader search: (( notion optimization algorithmsssssssssss ) OR ( parameter optimization algorithm ))~.
• Adding a wildcard symbol may retrieve word variants: (("notion optimization algorithmsssssssssss") OR ("parameter optimization algorithm"))*.