Perhaps you should try some spelling variations:
"query processing algorithm" » "query processing algorithms" (Expand Search), "text processing algorithm" (Expand Search)
"element method algorithm" » "element mould algorithm" (Expand Search), "elements method algorithm" (Expand Search)
"element each algorithm" » "element search algorithm" (Expand Search), "element jaya algorithm" (Expand Search), "elements each algorithm" (Expand Search)

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (("query processing algorithm") OR ((("element method algorithm") OR ("element each algorithm"))))~.
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