Perhaps you should try some spelling variations:
"binary gap colon optimization algorithm" » "binary gap motor optimization algorithm" (Expand Search), "binary gap policy optimization algorithm" (Expand Search), "binary gap chimp optimization algorithm" (Expand Search), "binary rat colon optimization algorithm" (Expand Search)
"binary mass based optimization algorithm" » "binary images based optimization 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: (("binary mass based optimization algorithm") OR ("binary gap colon optimization algorithm"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"binary mass based optimization algorithm\") OR (\"binary gap colon optimization algorithm\"))".
• Removing quotes may allow a broader search: (( binary mass based optimization algorithm ) OR ( binary gap colon optimization algorithm )).
• Adding a wildcard symbol may retrieve word variants: (("binary mass based optimization algorithm") OR ("binary gap colon optimization algorithm"))*.