Perhaps you should try some spelling variations:
"modified robust estimation algorithmss" » "modified robust estimation algorithms", "modified robust estimation algorithm", "modified robust optimization algorithms", "modified robust optimization algorithmss", "modified pose estimation algorithmss", "modified risk estimation algorithmss"
"modified objective allocation algorithm" » "modified objective estimation algorithm", "modified objective evolution algorithm", "modified objective predation 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 objective allocation algorithm") or ("modified robust estimation algorithmss"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("modified objective allocation algorithm") OR ("modified robust estimation algorithmss"))*.
• Removing quotes may allow a broader search: (( modified objective allocation algorithm ) or ( modified robust estimation algorithmss ))*.