Perhaps you should try some spelling variations:
"implement routing algorithm" » "implement cosine algorithm" (Expand Search), "implemented routing algorithm" (Expand Search), "implementing routing algorithm" (Expand Search)
"relevant data algorithm" » "relevant jaya algorithm" (Expand Search), "relevant deer algorithm" (Expand Search)
"element td3 algorithm" » "element rd algorithm" (Expand Search), "elements td3 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: (("implement routing algorithm") OR ((("relevant data algorithm") OR ("element td3 algorithm"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"implement routing algorithm\") OR (((\"relevant data algorithm\") OR (\"element td3 algorithm\"))))".
• Removing quotes may allow a broader search: (( implement routing algorithm ) OR ((( relevant data algorithm ) OR ( element td3 algorithm )))).
• Adding a wildcard symbol may retrieve word variants: (("implement routing algorithm") OR ((("relevant data algorithm") OR ("element td3 algorithm"))))*.