Perhaps you should try some spelling variations:
"query routing algorithm" » "query cosine algorithm" (Expand Search)
"element mesh algorithm" » "element deer algorithm" (Expand Search), "element search algorithm" (Expand Search), "elements mesh algorithm" (Expand Search)
"element cnn algorithm" » "element rd algorithm" (Expand Search), "element colony algorithm" (Expand Search), "element cosine algorithm" (Expand Search), "elements cnn 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 mesh algorithm") OR ((("query routing algorithm") OR ("element cnn algorithm"))))~.
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• Removing quotes may allow a broader search: (( element mesh algorithm ) OR ((( query routing algorithm ) OR ( element cnn algorithm )))).
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