Perhaps you should try some spelling variations:
"image processing algorithm" » "image modeling algorithm" (Expand Search), "image routing algorithm" (Expand Search), "image tracking algorithm" (Expand Search)
"elements tree algorithms" » "elements three algorithms" (Expand Search), "elements art algorithms" (Expand Search), "elements two algorithms" (Expand Search), "elements ree algorithms" (Expand Search), "element ree algorithms" (Expand Search), "elements res algorithms" (Expand Search)
"element trf algorithms" » "element art algorithms" (Expand Search), "element two algorithms" (Expand Search), "element rf algorithm" (Expand Search), "element te algorithms" (Expand Search), "element ore algorithms" (Expand Search), "element citre algorithms" (Expand Search)

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

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