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