Perhaps you should try some spelling variations:
optimisation algorithms » optimisation algorithm, optimization algorithms, estimation algorithms
optimization algorithm » optimization algorithms, optimisation algorithm, estimation algorithm
jose optimisation » _ optimisation, game 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: (( jose optimisation algorithms ) or ( qoe optimization algorithm ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( jose optimisation algorithms ) OR ( qoe optimization algorithm ))*.