Perhaps you should try some spelling variations:
optimization algorithm » optimization algorithms, optimisation algorithm, estimation algorithm
seird optimization » stage optimization, network optimization
search algorithm » source algorithm
modified seird » modified near
using search » using egarch, nursing research, using servo
core using » code using, care nursing

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( core using search algorithm ) or ( modified seird optimization algorithm ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( core using search algorithm ) OR ( modified seird optimization algorithm ))*.