Perhaps you should try some spelling variations:
"element sampling algorithm" » "element scheduling algorithm" (Expand Search), "elements sampling algorithm" (Expand Search)
"element study algorithm" » "elements study algorithm" (Expand Search)
"element anbs algorithm" » "elements anbs algorithm" (Expand Search), "element abs algorithm" (Expand Search), "element anas algorithm" (Expand Search), "element ans algorithm" (Expand Search)

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("element study algorithm") OR ("element anbs algorithm"))) OR ("element sampling algorithm"))~.
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