Perhaps you should try some spelling variations:
"ann modeling algorithm" » "ann scheduling algorithm" (Expand Search), "agent modeling algorithm" (Expand Search), "_ modeling algorithm" (Expand Search)
"element method algorithm" » "element mould algorithm" (Expand Search), "elements method algorithm" (Expand Search)
"based clustering algorithm" » "data 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 method algorithm") OR ((("based clustering algorithm") OR ("ann modeling algorithm"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"element method algorithm\") OR (((\"based clustering algorithm\") OR (\"ann modeling algorithm\"))))".
• Removing quotes may allow a broader search: (( element method algorithm ) OR ((( based clustering algorithm ) OR ( ann modeling algorithm )))).
• Adding a wildcard symbol may retrieve word variants: (("element method algorithm") OR ((("based clustering algorithm") OR ("ann modeling algorithm"))))*.