Perhaps you should try some spelling variations:
"binary base igdt optimization algorithm" » "binary base _ optimization algorithm" (Expand Search), "binary case igdt optimization algorithm" (Expand Search)
"binary rat based optimization algorithm" » "binary bret based optimization algorithm" (Expand Search), "binary iot based optimization algorithm" (Expand Search), "binary rat cased 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 rat based optimization algorithm") OR ("binary base igdt optimization algorithm"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"binary rat based optimization algorithm\") OR (\"binary base igdt optimization algorithm\"))*".
• Removing quotes may allow a broader search: (( binary rat based optimization algorithm ) OR ( binary base igdt optimization algorithm ))*.