Perhaps you should try some spelling variations:
function during » infection during (Expand search)
decrease cells » decrease cell (Expand search), decreases cell (Expand search), decrease costs (Expand search)
cells decrease » cells decreases (Expand search), cells increase (Expand search), cells increases (Expand search)
decrease agent » decrease age (Expand search), decrease ageism (Expand search), decrease and (Expand search)
agent program » age program (Expand search), grant program (Expand search), agent problem (Expand search)
during python » using python (Expand search), during pathogen (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)

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

• Removing quotes may allow a broader search: (( decrease cells decrease agent program ) OR ( function during python python programming ))~.