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

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( qoe optimization algorithm ) OR ( same optimization algorithms ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( qoe optimization algorithm ) OR ( same optimization algorithms ))*".