Perhaps you should try some spelling variations:
"image tracking algorithm" » "image tracking algorithms" (Expand Search), "image training algorithms" (Expand Search), "image making algorithm" (Expand Search), "time tracking algorithm" (Expand Search), "face tracking algorithm" (Expand Search), "fate tracking algorithm" (Expand Search)
"element method algorithm" » "element network algorithm" (Expand Search), "element means algorithm" (Expand Search), "element mean algorithm" (Expand Search)
"element data algorithms" » "element art algorithms" (Expand Search), "element all algorithms" (Expand Search), "element both algorithms" (Expand Search), "settlement data algorithms" (Expand Search), "relevant data algorithms" (Expand Search), "movement data 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 tracking algorithm") OR ((("element method algorithm") OR ("element data algorithms"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"image tracking algorithm\") OR (((\"element method algorithm\") OR (\"element data algorithms\"))))".
• Removing quotes may allow a broader search: (( image tracking algorithm ) OR ((( element method algorithm ) OR ( element data algorithms )))).
• Adding a wildcard symbol may retrieve word variants: (("image tracking algorithm") OR ((("element method algorithm") OR ("element data algorithms"))))*.