Perhaps you should try some spelling variations:
pathogen programming » python programming (Expand search), math programming (Expand search), agent programming (Expand search)
decrease computer » decreased compared (Expand search), database computer (Expand search), case computer (Expand search)
python causing » pathogen causing (Expand search), python coding (Expand search), pathogens causing (Expand search)
decrease urea » decrease treg (Expand search), decrease burden (Expand search), decreases areas (Expand search)
urea decrease » the decrease (Expand search), or decrease (Expand search)
root pathogen » root pathogens (Expand search), host pathogen (Expand search), of pathogen (Expand search)
causing root » using root (Expand search)

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

• Removing quotes may allow a broader search: (( decrease urea decrease computer program ) OR ( python causing root pathogen programming ))~.