Perhaps you should try some spelling variations:
"end modeling algorithm" » "end scheduling algorithm" (Expand Search), "agent modeling algorithm" (Expand Search), "event modeling algorithm" (Expand Search), "_ modeling algorithm" (Expand Search)
"element method algorithm" » "element mould algorithm" (Expand Search), "elements method algorithm" (Expand Search)
"means clustering algorithm" » "mean clustering 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 method algorithm") OR ((("means clustering algorithm") OR ("end modeling algorithm"))))~.
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• Removing quotes may allow a broader search: (( element method algorithm ) OR ((( means clustering algorithm ) OR ( end modeling algorithm )))).
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