Perhaps you should try some spelling variations:
"image processing algorithm" » "image processing algorithms" (Expand Search)
"element modeling algorithm" » "element scheduling algorithm" (Expand Search), "elements modeling algorithm" (Expand Search)
"element ml algorithms" » "element _ algorithms" (Expand Search), "element rd algorithm" (Expand Search), "elements ml algorithms" (Expand Search)

Try widening your search to All Fields.

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