Perhaps you should try some spelling variations:
"query scheduling algorithm" » "self scheduling algorithm" (Expand Search), "ahead scheduling algorithm" (Expand Search)
"present data algorithms" » "present jaya algorithm" (Expand Search), "present jaya algorithms" (Expand Search), "present deer algorithms" (Expand Search)
"element data algorithm" » "element jaya algorithm" (Expand Search), "element deer algorithm" (Expand Search), "elements data algorithm" (Expand Search)

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• Performing a fuzzy search may retrieve terms with similar spellings: (("present data algorithms") OR ((("query scheduling algorithm") OR ("element data algorithm"))))~.
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