Perhaps you should try some spelling variations:
"implement routine algorithm" » "implement cosine algorithm" (Expand Search), "implemented routine algorithm" (Expand Search), "implementing routine algorithm" (Expand Search)
"level colony algorithm" » "bee colony algorithm" (Expand Search)
"element both algorithms" » "elements both algorithms" (Expand Search)

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"implement routine algorithm\") OR (\"element both algorithms\"))) OR (\"level colony algorithm\"))~".
• Removing quotes may allow a broader search: (((( implement routine algorithm ) OR ( element both algorithms ))) OR ( level colony algorithm ))~.
• Adding a wildcard symbol may retrieve word variants: (((("implement routine algorithm") OR ("element both algorithms"))) OR ("level colony algorithm"))*.