Perhaps you should try some spelling variations:
"data tracking algorithm" » "data tracking algorithms" (Expand Search), "data training algorithms" (Expand Search), "data making algorithm" (Expand Search), "path tracking algorithm" (Expand Search), "data backing algorithm" (Expand Search), "uav tracking algorithm" (Expand Search)
"image 1_using algorithm" » "image routing algorithm" (Expand Search), "image using algorithms" (Expand Search), "image twisting algorithm" (Expand Search), "image 1_single algorithm" (Expand Search)
"element method algorithm" » "element network algorithm" (Expand Search), "element means algorithm" (Expand Search), "element mean algorithm" (Expand Search), "elements method algorithm" (Expand Search)

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"element method algorithm\") OR (((\"data tracking algorithm\") OR (\"image 1_using algorithm\"))))~".
• Removing quotes may allow a broader search: (( element method algorithm ) OR ((( data tracking algorithm ) OR ( image 1_using algorithm ))))~.
• Adding a wildcard symbol may retrieve word variants: (("element method algorithm") OR ((("data tracking algorithm") OR ("image 1_using algorithm"))))*.