Perhaps you should try some spelling variations:
decrease birth » decrease with (Expand search), decrease its (Expand search), decrease high (Expand search)
birth program » youth program (Expand search), month program (Expand search)
decrease can » decrease in (Expand search), decrease and (Expand search), decrease at (Expand search)
can decrease » and decrease (Expand search), can increase (Expand search), to decrease (Expand search)
python heavy » method heavy (Expand search)
heavy lambda » decay lambda (Expand search)

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

• Removing quotes may allow a broader search: (( decrease can decrease birth program ) OR ( python heavy lambda python programming ))~.