Perhaps you should try some spelling variations:
algorithm python » algorithm within (Expand Search), algorithms within (Expand Search), algorithm both (Expand Search)
python function » protein function (Expand Search)
algorithm blood » algorithm based (Expand Search), algorithm flow (Expand Search), algorithm both (Expand Search)
blood function » blood donation (Expand Search), based function (Expand Search), broad functional (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: "(( algorithm python function ) OR ( algorithm blood function ))~".
• Adding a wildcard symbol may retrieve word variants: (( algorithm python function ) OR ( algorithm blood function ))*.