Perhaps you should try some spelling variations:
optimization algorithm » optimization algorithms, optimisation algorithm, estimation algorithm
modified learning » mobile learning, modified caging
our algorithm » source algorithm, qspr algorithm, _ algorithm
learning our » learning due, learning _, learning a
parameter » parameters

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "(( modified learning our algorithm ) OR ( modified parameter optimization algorithm ))~".
• Adding a wildcard symbol may retrieve word variants: (( modified learning our algorithm ) OR ( modified parameter optimization algorithm ))*.