Perhaps you should try some spelling variations:
"element strain algorithm" » "element swarm algorithm" (Expand Search), "elements strain algorithm" (Expand Search)
"element forest algorithm" » "element firefly algorithm" (Expand Search), "elements forest algorithm" (Expand Search)
"element tide algorithm" » "element rd algorithm" (Expand Search), "element cosine algorithm" (Expand Search), "elements tide algorithm" (Expand Search)

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