Perhaps you should try some spelling variations:
process optimization » model optimization (Expand Search)
codon optimization » wolf optimization (Expand Search)
a process » _ process (Expand Search)
binary a » binary _ (Expand Search), hilary a (Expand Search)
binary b » binary _ (Expand Search)
b codon » _ codon (Expand Search), b common (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 a process optimization algorithm ) OR ( binary b codon optimization algorithm ))~".
• Adding a wildcard symbol may retrieve word variants: (( binary a process optimization algorithm ) OR ( binary b codon optimization algorithm ))*.