Perhaps you should try some spelling variations:
optimisation algorithm » optimization algorithms, estimation algorithm, estimation algorithms
bayesian optimisation » bayesian optimization
search algorithm » source algorithm
a search » _ search, a research, a sach
core a » care a, core _, more a

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( core a search algorithm ) or ( modified bayesian optimisation algorithm ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( core a search algorithm ) OR ( modified bayesian optimisation algorithm )).
• Adding a wildcard symbol may retrieve word variants: (( core a search algorithm ) or ( modified bayesian optimisation algorithm ))*.