Perhaps you should try some spelling variations:
"implement routine algorithm" » "implement cosine algorithm" (Expand Search)
"element data algorithms" » "element jaya algorithm" (Expand Search), "elements data algorithms" (Expand Search)
"element mean algorithm" » "element deer algorithm" (Expand Search), "element search algorithm" (Expand Search), "elements mean 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 mean algorithm") OR ("element data algorithms"))) OR ("implement routine algorithm"))~.
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• Removing quotes may allow a broader search: (((( element mean algorithm ) OR ( element data algorithms ))) OR ( implement routine algorithm )).
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