Perhaps you should try some spelling variations:
vector programming » custom programming (Expand search)
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)
decrease ratio » decreased ratio (Expand search), decrease at (Expand search), decreased rate (Expand search)
ratio decrease » to decrease (Expand search), rats decreases (Expand search)
python script » python scrum (Expand search)
python vector » pathogen vector (Expand search), motion vector (Expand search), python tutor (Expand search)

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

• Removing quotes may allow a broader search: (( decrease ratio decrease disease processes ) OR ( python script python vector programming ))~.