Perhaps you should try some spelling variations:
optimisation algorithm » optimization algorithms, estimation algorithm, estimation algorithms
lighting optimisation » lighting estimation
modified lighting » modified caging
modified learning » mobile learning, modified caging
method algorithm » mom algorithm
learning method » learning methods, graining methods, learning emotion

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( modified lighting optimisation algorithm ) OR ( modified learning method algorithm ))~.
• Adding a wildcard symbol may retrieve word variants: (( modified lighting optimisation algorithm ) or ( modified learning method algorithm ))*.