Perhaps you should try some spelling variations:
"element sampling algorithm" » "element scheduling algorithm" (Expand Search), "elements sampling algorithm" (Expand Search)
"element forest algorithm" » "element firefly algorithm" (Expand Search), "elements forest algorithm" (Expand Search)
"element ml algorithms" » "element _ algorithms" (Expand Search), "element rd algorithm" (Expand Search), "elements ml algorithms" (Expand Search)

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