Perhaps you should try some spelling variations:
leb optimization » led optimization (Expand Search), lead optimization (Expand Search), b optimization (Expand Search)
fox optimization » wolf optimization (Expand Search), dose optimization (Expand Search), _ optimization (Expand Search)
binary based » library based (Expand Search), linac based (Expand Search), binary mask (Expand Search)
based leb » based log (Expand Search), based l2 (Expand Search)
based fox » based food (Expand Search), based four (Expand Search), based aor (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 based leb optimization algorithm ) OR ( binary based fox optimization algorithm ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( binary based leb optimization algorithm ) OR ( binary based fox optimization algorithm ))".
• Adding a wildcard symbol may retrieve word variants: (( binary based leb optimization algorithm ) OR ( binary based fox optimization algorithm ))*.