Perhaps you should try some spelling variations:
function during » infection during (Expand search)
decrease agent » decrease age (Expand search), decrease ageism (Expand search), decrease and (Expand search)
decrease with » decreases with (Expand search), increase with (Expand search), decrease in (Expand search)
with decrease » with decreased (Expand search), with deceased (Expand search), with increase (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 with decrease agent program ) OR ( function during python python programming ))~.