Perhaps you should try some spelling variations:
"modified qoe optimization algorithmssssss" » "modified qoe optimization algorithms", "modified qoe optimisation algorithm", "modified game optimization algorithmssssss", "modified _ optimization algorithmssssss", "modified stage optimization algorithmssssss", "modified male optimization algorithmssssss", "modified bi1 optimization algorithmssssss", "modified qoe optimization algorithmsssss"
"modified objective approximation algorithms" » "modified objective approximation algorithm"

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