Perhaps you should try some spelling variations:
"elements model algorithm" » "elements mould algorithm" (Expand Search)
"element means algorithm" » "element search algorithm" (Expand Search)
"effects tracking algorithm" » "effects training algorithm" (Expand Search), "effects 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 ("element means algorithm"))) OR ("effects tracking algorithm"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"elements model algorithm\") OR (\"element means algorithm\"))) OR (\"effects tracking algorithm\"))".
• Removing quotes may allow a broader search: (((( elements model algorithm ) OR ( element means algorithm ))) OR ( effects tracking algorithm )).
• Adding a wildcard symbol may retrieve word variants: (((("elements model algorithm") OR ("element means algorithm"))) OR ("effects tracking algorithm"))*.