Perhaps you should try some spelling variations:
optimization algorithm » optimization algorithms, optimisation algorithm, estimation algorithm
allocation estimation » allocation optimization, motion estimation
estimation algorithms » estimation algorithm, optimization algorithms, optimisation algorithm
qoe optimization » game optimization, _ optimization, stage optimization

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: (( allocation estimation algorithms ) OR ( qoe optimization algorithm ))~.
• Adding a wildcard symbol may retrieve word variants: (( allocation estimation algorithms ) or ( qoe optimization algorithm ))*.