Perhaps you should try some spelling variations:
"complement system algorithm" » "component system algorithm" (Expand Search), "complex system algorithm" (Expand Search), "complement custom algorithm" (Expand Search), "complement sssgm algorithm" (Expand Search), "complement systematic algorithm" (Expand Search)
"level coding algorithm" » "level cosine algorithm" (Expand Search), "level modeling algorithm" (Expand Search), "level finding algorithm" (Expand Search), "level according algorithm" (Expand Search), "level using algorithm" (Expand Search)
"element ree algorithm" » "element tree algorithms" (Expand Search), "element new algorithm" (Expand Search), "element rf algorithm" (Expand Search), "elements ree algorithm" (Expand Search), "elements res algorithm" (Expand Search), "element te 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: (((("complement system algorithm") OR ("element ree algorithm"))) OR ("level coding algorithm"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"complement system algorithm\") OR (\"element ree algorithm\"))) OR (\"level coding algorithm\"))*".
• Removing quotes may allow a broader search: (((( complement system algorithm ) OR ( element ree algorithm ))) OR ( level coding algorithm ))*.