Perhaps you should try some spelling variations:
disease processes » disease process (Expand search), disease progress (Expand search), these processes (Expand search)
decrease disease » decreases disease (Expand search), increase disease (Expand search), increased disease (Expand search)
vpython colisoes » vpython collisions (Expand search)
decrease low » decreases low (Expand search), decreases flow (Expand search), decrease of (Expand search)
low decrease » flow decrease (Expand search), loss decrease (Expand search), to decrease (Expand search)
colisoes lt » colisoes _ (Expand search), colisoes pp (Expand search), colisoes au (Expand search)
lt python » lib python (Expand search), _ python (Expand search), in python (Expand search)

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

• Removing quotes may allow a broader search: (( decrease low decrease disease processes ) OR ( vpython colisoes lt python programming ))~.