Perhaps you should try some spelling variations:
"binary rat swarm optimization algorithm" » "binary rate swarm optimization algorithm" (Expand Search), "binary rats swarm optimization algorithm" (Expand Search)
"binary ratsesses based optimization algorithm" » "binary ratesesses based optimization algorithm" (Expand Search), "binary ratssesses based optimization algorithm" (Expand Search), "binary assesses based optimization algorithm" (Expand Search)

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("binary rat swarm optimization algorithm") OR ("binary ratsesses based optimization algorithm"))~.
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• Removing quotes may allow a broader search: (( binary rat swarm optimization algorithm ) OR ( binary ratsesses based optimization algorithm ))*.