Perhaps you should try some spelling variations:
"element mining algorithm" » "element learning algorithm" (Expand Search), "element means algorithm" (Expand Search), "element mapping algorithm" (Expand Search), "element bonding algorithm" (Expand Search), "element modeling algorithm" (Expand Search)
"present data algorithms" » "present art algorithms" (Expand Search), "present all algorithms" (Expand Search), "present de algorithms" (Expand Search), "patient data algorithms" (Expand Search)
"element study algorithm" » "present study algorithm" (Expand Search), "recent study algorithm" (Expand Search), "event study algorithm" (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: (((("present data algorithms") OR ("element study algorithm"))) OR ("element mining algorithm"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"present data algorithms\") OR (\"element study algorithm\"))) OR (\"element mining algorithm\"))".
• Removing quotes may allow a broader search: (((( present data algorithms ) OR ( element study algorithm ))) OR ( element mining algorithm )).
• Adding a wildcard symbol may retrieve word variants: (((("present data algorithms") OR ("element study algorithm"))) OR ("element mining algorithm"))*.