Perhaps you should try some spelling variations:
"element sampling algorithm" » "element mining algorithm" (Expand Search), "sediment sampling algorithm" (Expand Search), "element mapping algorithm" (Expand Search), "client sampling algorithm" (Expand Search)
"elements iron algorithm" » "elements pso algorithm" (Expand Search), "elements ii algorithm" (Expand Search), "elements cnn algorithm" (Expand Search), "elemental iron algorithm" (Expand Search), "elements upon algorithm" (Expand Search), "elements group algorithm" (Expand Search)
"elemental em algorithm" » "elemental xrd algorithm" (Expand Search), "elemental new algorithm" (Expand Search), "elemental _ algorithm" (Expand Search), "elemental _ algorithms" (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: (((("elemental em algorithm") OR ("elements iron algorithm"))) OR ("element sampling algorithm"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"elemental em algorithm\") OR (\"elements iron algorithm\"))) OR (\"element sampling algorithm\"))".
• Removing quotes may allow a broader search: (((( elemental em algorithm ) OR ( elements iron algorithm ))) OR ( element sampling algorithm )).
• Adding a wildcard symbol may retrieve word variants: (((("elemental em algorithm") OR ("elements iron algorithm"))) OR ("element sampling algorithm"))*.