Perhaps you should try some spelling variations:
"elements model algorithm" » "elements mould algorithm" (Expand Search)
"elements tide algorithm" » "elements rd algorithm" (Expand Search), "elements cosine algorithm" (Expand Search)
"object tracking algorithm" » "object training algorithm" (Expand Search), "object taking algorithm" (Expand Search)

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

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