Perhaps you should try some spelling variations:
"element strain algorithm" » "element scraping algorithm" (Expand Search), "element tracking algorithm" (Expand Search), "element swarm algorithm" (Expand Search)
"element forest algorithm" » "element ore algorithm" (Expand Search)
"element erf algorithm" » "element rf algorithm" (Expand Search), "element em algorithm" (Expand Search), "element rl algorithm" (Expand Search), "element ore algorithm" (Expand Search), "element mesh algorithm" (Expand Search)

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• Performing a fuzzy search may retrieve terms with similar spellings: (("element strain algorithm") OR ((("element forest algorithm") OR ("element erf algorithm"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"element strain algorithm\") OR (((\"element forest algorithm\") OR (\"element erf algorithm\"))))".
• Removing quotes may allow a broader search: (( element strain algorithm ) OR ((( element forest algorithm ) OR ( element erf algorithm )))).
• Adding a wildcard symbol may retrieve word variants: (("element strain algorithm") OR ((("element forest algorithm") OR ("element erf algorithm"))))*.