Perhaps you should try some spelling variations:
decrease physicians » decrease physical (Expand search), disease physicians (Expand search)
physicians program » physical program (Expand search), physicians from (Expand search)
python decrease » than decrease (Expand search), action decreases (Expand search), protein decrease (Expand search)
fear processes » wear processes (Expand search), learn processes (Expand search), inar processes (Expand search)
decrease will » decrease with (Expand search), decrease cell (Expand search), decrease il (Expand search)
decrease fear » decreased fear (Expand search), decreased heart (Expand search), decrease after (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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decrease will decrease fear processes ) OR ( python python decrease physicians program ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease will decrease fear processes ) OR ( python python decrease physicians program ))*.