Perhaps you should try some spelling variations:
"binary space required optimization algorithm" » "binary space inspired optimization algorithm" (Expand Search)
"binary data design optimization algorithm" » "binary rat design optimization 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: (("binary space required optimization algorithm") OR ("binary data design optimization algorithm"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"binary space required optimization algorithm\") OR (\"binary data design optimization algorithm\"))".
• Removing quotes may allow a broader search: (( binary space required optimization algorithm ) OR ( binary data design optimization algorithm )).
• Adding a wildcard symbol may retrieve word variants: (("binary space required optimization algorithm") OR ("binary data design optimization algorithm"))*.