Perhaps you should try some spelling variations:
multiobjective optimisation » multiobjective optimization, objective optimization
optimisation algorithm » optimization algorithms, estimation algorithm, estimation algorithms
source algorithm » our algorithm, search algorithm
boiler using » powder using
using source » using force, using morse

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 multiobjective optimisation algorithm ) OR ( boiler using source algorithm ))~".
• Adding a wildcard symbol may retrieve word variants: (( modified multiobjective optimisation algorithm ) OR ( boiler using source algorithm ))*.