Perhaps you should try some spelling variations:
"data processing algorithm" » "data processing algorithms" (Expand Search)
"element cosine algorithm" » "element colony algorithm" (Expand Search), "elements cosine algorithm" (Expand Search)
"element rast algorithm" » "element jaya algorithm" (Expand Search), "element rd algorithm" (Expand Search), "elements rast 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 rast algorithm") OR ("element cosine algorithm"))) OR ("data processing algorithm"))~.
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