Perhaps you should try some spelling variations:
"modified df optimization algorithmsss" » "modified df optimisation algorithm", "modified df estimation algorithms", "modified df optimisation algorithmss", "modified df estimation algorithmsss", "modified df estimation algorithmss", "modified _ optimization algorithmsss", "modified qoe optimization algorithmsss", "modified _ optimisation algorithmsss", "modified adam optimization algorithmsss", "modified bi1 optimization algorithmsss"
"modified parameters optimization algorithms" » "modified parameter optimization algorithms", "modified parameter estimation algorithms", "modified parameters optimisation algorithm", "modified parameters estimation algorithms", "modified parameters estimation algorithm"

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

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