Perhaps you should try some spelling variations:
"query routing algorithm" » "query cosine algorithm" (Expand Search)
"element method algorithm" » "element mould algorithm" (Expand Search), "elements method algorithm" (Expand Search)
"element mesh algorithm" » "element deer algorithm" (Expand Search), "element search algorithm" (Expand Search), "elements mesh algorithm" (Expand Search)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("query routing algorithm") OR ("element mesh algorithm"))) OR ("element method algorithm"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"query routing algorithm\") OR (\"element mesh algorithm\"))) OR (\"element method algorithm\"))".
• Removing quotes may allow a broader search: (((( query routing algorithm ) OR ( element mesh algorithm ))) OR ( element method algorithm )).
• Adding a wildcard symbol may retrieve word variants: (((("query routing algorithm") OR ("element mesh algorithm"))) OR ("element method algorithm"))*.