Perhaps you should try some spelling variations:
"data routing algorithms" » "data processing algorithms" (Expand Search), "data using algorithms" (Expand Search)
"element method algorithm" » "element mould algorithm" (Expand Search), "elements method algorithm" (Expand Search)
"pooled using algorithm" » "pooled cosine algorithm" (Expand Search), "problem using algorithm" (Expand Search), "tool using algorithm" (Expand Search), "tools using 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 ((("data routing algorithms") OR ("pooled using algorithm"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"element method algorithm\") OR (((\"data routing algorithms\") OR (\"pooled using algorithm\"))))".
• Removing quotes may allow a broader search: (( element method algorithm ) OR ((( data routing algorithms ) OR ( pooled using algorithm )))).
• Adding a wildcard symbol may retrieve word variants: (("element method algorithm") OR ((("data routing algorithms") OR ("pooled using algorithm"))))*.