Perhaps you should try some spelling variations:
"complement cosine algorithm" » "complement colony algorithm" (Expand Search), "implement cosine algorithm" (Expand Search), "complementary cosine algorithm" (Expand Search)
"level coding algorithm" » "level colony algorithm" (Expand Search), "level scheduling algorithm" (Expand Search)
"elements ipca algorithm" » "elements jaya algorithm" (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: "((((\"complement cosine algorithm\") OR (\"elements ipca algorithm\"))) OR (\"level coding algorithm\"))~".
• Removing quotes may allow a broader search: (((( complement cosine algorithm ) OR ( elements ipca algorithm ))) OR ( level coding algorithm ))~.
• Adding a wildcard symbol may retrieve word variants: (((("complement cosine algorithm") OR ("elements ipca algorithm"))) OR ("level coding algorithm"))*.