Perhaps you should try some spelling variations:
"element mapping algorithm" » "element mining algorithm" (Expand Search), "element learning algorithm" (Expand Search), "element modeling algorithm" (Expand Search), "elemental mapping algorithm" (Expand Search), "argument mapping algorithm" (Expand Search)
"data making algorithm" » "data learning algorithm" (Expand Search), "data finding algorithm" (Expand Search), "data means algorithm" (Expand Search), "data backing algorithm" (Expand Search), "data mining algorithm" (Expand Search), "data tracking algorithm" (Expand Search)
"data clustering algorithm" » "deep clustering algorithm" (Expand Search), "spatial clustering algorithm" (Expand Search), "dbscan clustering 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 mapping algorithm") OR ((("data clustering algorithm") OR ("data making algorithm"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"element mapping algorithm\") OR (((\"data clustering algorithm\") OR (\"data making algorithm\"))))".
• Removing quotes may allow a broader search: (( element mapping algorithm ) OR ((( data clustering algorithm ) OR ( data making algorithm )))).
• Adding a wildcard symbol may retrieve word variants: (("element mapping algorithm") OR ((("data clustering algorithm") OR ("data making algorithm"))))*.