Perhaps you should try some spelling variations:
"attributes optimization algorithmsss" » "attributes optimization algorithms", "attributes optimisation algorithm", "attributes estimation algorithms", "attribute optimization algorithmsss", "attributes optimization algorithmssss", "attributes optimisation algorithmsss", "attributes estimation algorithmsss"
"parameters optimization algorithm" » "parameter optimization algorithm", "parameter estimation algorithm", "parameters optimization algorithms", "parameters optimisation algorithm", "parameters estimation algorithm"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("parameters optimization algorithm") or ("attributes optimization algorithmsss"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("parameters optimization algorithm") OR ("attributes optimization algorithmsss")).
• Removing quotes may allow a broader search: (( parameters optimization algorithm ) or ( attributes optimization algorithmsss )).
• Adding a wildcard symbol may retrieve word variants: (("parameters optimization algorithm") or ("attributes optimization algorithmsss"))*.