Perhaps you should try some spelling variations:
"element method algorithm" » "element mould algorithm" (Expand Search), "elements method algorithm" (Expand Search)
"element modbo algorithm" » "element mould algorithm" (Expand Search), "elements modbo algorithm" (Expand Search)
"element tracking algorithm" » "elements tracking algorithm" (Expand Search), "element training algorithm" (Expand Search), "element taking 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 tracking algorithm") OR ((("element method algorithm") OR ("element modbo algorithm"))))~.
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• Removing quotes may allow a broader search: (( element tracking algorithm ) OR ((( element method algorithm ) OR ( element modbo algorithm )))).
• Adding a wildcard symbol may retrieve word variants: (("element tracking algorithm") OR ((("element method algorithm") OR ("element modbo algorithm"))))*.