Perhaps you should try some spelling variations:
math programming » and programming (Expand search), based programming (Expand search), goal programming (Expand search)
decrease math » decrease with (Expand search), decrease at (Expand search), decrease the (Expand search)
action using » reaction using (Expand search), section using (Expand search), suction using (Expand search)
using lambda » using lamb (Expand search), single lambda (Expand search), using lambert (Expand search)
decrease il » decrease in (Expand search), decrease of (Expand search), decrease _ (Expand search)
il decrease » l decrease (Expand search), will decrease (Expand search), oil decreases (Expand search)

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

• Removing quotes may allow a broader search: (( decrease il decrease math programming ) OR ( action using lambda python programming ))~.