Perhaps you should try some spelling variations:
codon optimization » wolf optimization (Expand Search)
model optimization » global optimization (Expand Search), based optimization (Expand Search), wolf optimization (Expand Search)
binary gram » binary diagram (Expand Search)
gram model » graph model (Expand Search), from model (Expand Search), graph models (Expand Search)
clamp » lamp (Expand Search)

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "(( binary clamp codon optimization algorithm ) OR ( binary gram model optimization algorithm ))~".
• Adding a wildcard symbol may retrieve word variants: (( binary clamp codon optimization algorithm ) OR ( binary gram model optimization algorithm ))*.