Perhaps you should try some spelling variations:
optimization algorithm » optimization algorithms, optimisation algorithm, estimation algorithm
raw algorithm » adam algorithm, _ algorithm, mom algorithm
model using » code using, models nursing, powder using
using raw » using real, using a, using low
parameter » parameters

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

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