Perhaps you should try some spelling variations:
"parameters optimization algorithmsss" » "parameters optimization algorithms", "parameters optimisation algorithm", "parameters estimation algorithms", "parameter optimization algorithmsss", "parameter estimation algorithmsss", "parameters optimization algorithmssss", "parameters optimisation algorithmsss", "parameters estimation algorithmsss"
"allocation optimization algorithm" » "allocation optimization algorithms", "allocation optimisation algorithm", "allocation estimation 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: "((\"parameters optimization algorithmsss\") OR (\"allocation optimization algorithm\"))~".
• Removing quotes may allow a broader search: (( parameters optimization algorithmsss ) OR ( allocation optimization algorithm ))~.
• Adding a wildcard symbol may retrieve word variants: (("parameters optimization algorithmsss") OR ("allocation optimization algorithm"))*.