Perhaps you should try some spelling variations:
"elements custom algorithm" » "elements control algorithm" (Expand Search), "elements auction algorithm" (Expand Search), "elements cosine algorithm" (Expand Search)
"system using algorithm" » "system cosine algorithm" (Expand Search), "systems using algorithm" (Expand Search)
"element data algorithm" » "element jaya algorithm" (Expand Search), "element deer 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: (((("element data algorithm") OR ("elements custom algorithm"))) OR ("system using algorithm"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"element data algorithm\") OR (\"elements custom algorithm\"))) OR (\"system using algorithm\"))".
• Removing quotes may allow a broader search: (((( element data algorithm ) OR ( elements custom algorithm ))) OR ( system using algorithm )).
• Adding a wildcard symbol may retrieve word variants: (((("element data algorithm") OR ("elements custom algorithm"))) OR ("system using algorithm"))*.