Perhaps you should try some spelling variations:
"experimental case algorithm" » "experimental data algorithm" (Expand Search), "experimental dataset algorithm" (Expand Search), "experimental model algorithm" (Expand Search), "experimental based algorithm" (Expand Search), "experimental rast algorithm" (Expand Search), "experimental pass 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)
"complement box algorithm" » "complement low algorithm" (Expand Search), "complement _ algorithm" (Expand Search), "complement 5a algorithm" (Expand Search), "complement best algorithm" (Expand Search), "complement ii 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 box algorithm") OR ("experimental case algorithm"))) OR ("level coding algorithm"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"complement box algorithm\") OR (\"experimental case algorithm\"))) OR (\"level coding algorithm\"))".
• Removing quotes may allow a broader search: (((( complement box algorithm ) OR ( experimental case algorithm ))) OR ( level coding algorithm )).
• Adding a wildcard symbol may retrieve word variants: (((("complement box algorithm") OR ("experimental case algorithm"))) OR ("level coding algorithm"))*.