Perhaps you should try some spelling variations:
"post optimization algorithmssss" » "post optimization algorithms", "post optimisation algorithm", "post optimization algorithmsssss", "post optimisation algorithmssss", "post estimation algorithmssss", "robust optimization algorithmssss", "qoe optimization algorithmssss", "policy optimization algorithmssss"
"parameters optimization algorithm" » "parameter optimization algorithm", "parameter estimation algorithm", "parameters optimization algorithms", "parameters optimisation algorithm", "parameters estimation algorithm"

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• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"parameters optimization algorithm\") OR (\"post optimization algorithmssss\"))~".
• Removing quotes may allow a broader search: (( parameters optimization algorithm ) OR ( post optimization algorithmssss ))~.
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