Perhaps you should try some spelling variations:
decrease processes » disease processes (Expand search), decay processes (Expand search)
decrease decrease » decrease release (Expand search), disease decreases (Expand search), decrease sucrose (Expand search)
functional single » functional scale (Expand search), functional skills (Expand search), functional state (Expand search)
python program » action program (Expand search), python programming (Expand search)
single python » simple python (Expand search), single photon (Expand search), single person (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)
decrease or » decrease of (Expand search), decrease on (Expand search), decrease in (Expand search)
or decrease » not decrease (Expand search), to decrease (Expand search), _ decrease (Expand search)

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( decrease OR decrease decrease processes ) OR ( functional single python python program ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decrease or decrease decrease processes ) OR ( functional single python python program ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease or decrease decrease processes ) OR ( functional single python python program ))*.