Perhaps you should try some spelling variations:
"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)
"complement rast algorithm" » "complement past algorithm" (Expand Search), "complement 5a algorithm" (Expand Search), "complement rim4 algorithm" (Expand Search), "complement best algorithm" (Expand Search), "complement forest algorithm" (Expand Search), "complement based algorithm" (Expand Search)
"elements cc3d algorithm" » "elements cscap algorithm" (Expand Search), "elements cnn algorithm" (Expand Search), "elements wold algorithm" (Expand Search), "elements crcy algorithm" (Expand Search), "elements ices algorithm" (Expand Search), "elements uce 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: (((("complement rast algorithm") OR ("elements cc3d algorithm"))) OR ("level coding algorithm"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"complement rast algorithm\") OR (\"elements cc3d algorithm\"))) OR (\"level coding algorithm\"))".
• Removing quotes may allow a broader search: (((( complement rast algorithm ) OR ( elements cc3d algorithm ))) OR ( level coding algorithm )).
• Adding a wildcard symbol may retrieve word variants: (((("complement rast algorithm") OR ("elements cc3d algorithm"))) OR ("level coding algorithm"))*.