Perhaps you should try some spelling variations:
"data processing algorithm" » "data modeling algorithm" (Expand Search), "data routing algorithm" (Expand Search), "data tracking algorithm" (Expand Search), "image processing algorithm" (Expand Search)
"end processing algorithm" » "end modeling algorithm" (Expand Search), "end routing algorithm" (Expand Search), "end tracking algorithm" (Expand Search), "rna processing algorithm" (Expand Search), "wood processing algorithm" (Expand Search), "food processing algorithm" (Expand Search)
"movement data algorithms" » "movement art algorithms" (Expand Search), "movement all algorithms" (Expand Search), "movement both algorithms" (Expand Search)

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("data processing algorithm") OR ("end processing algorithm"))) OR ("movement data algorithms"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"data processing algorithm\") OR (\"end processing algorithm\"))) OR (\"movement data algorithms\"))".
• Removing quotes may allow a broader search: (((( data processing algorithm ) OR ( end processing algorithm ))) OR ( movement data algorithms )).
• Adding a wildcard symbol may retrieve word variants: (((("data processing algorithm") OR ("end processing algorithm"))) OR ("movement data algorithms"))*.