Perhaps you should try some spelling variations:
"_ optimizer algorithmss" » "_ optimizer algorithms", "_ optimized algorithms", "_ optimized algorithm", "_ optimizedr algorithmss", "_ optimiser algorithmss"
"_ optimize algorithms" » "_ optimized algorithms", "_ optimizer algorithms", "_ optimized algorithm", "_ optimise algorithms"
"robust estimation algorithm" » "robust optimization algorithm", "pose estimation algorithm", "risk estimation algorithm"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("_ optimizer algorithmss") OR ("_ optimize algorithms"))) OR ("robust estimation algorithm"))~.
• Removing quotes may allow a broader search: (((( _ optimizer algorithmss ) or ( _ optimize algorithms ))) or ( robust estimation algorithm ))~.
• Adding a wildcard symbol may retrieve word variants: (((("_ optimizer algorithmss") or ("_ optimize algorithms"))) or ("robust estimation algorithm"))*.