Perhaps you should try some spelling variations:
evolution algorithm » solution algorithm, evolutionary algorithm, convolution algorithms
ohca evolution » co evolution
machine making » machine learning
making methods » learning methods, graining methods
modified ohca » modified orca

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

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