Perhaps you should try some spelling variations:
and decreased » and decreases (Expand search), and increased (Expand search)
decrease fear » decreased fear (Expand search), decrease fetal (Expand search), decreased heart (Expand search)
fear decrease » break decrease (Expand search), merr decreases (Expand search), can decrease (Expand search)
decrease and » decreases and (Expand search), decrease in (Expand search), decrease of (Expand search)
decrease to » decreased to (Expand search), decrease toc (Expand search), decrease the (Expand search)
decrease at » decrease akt (Expand search), decrease in (Expand search), decrease of (Expand search)
at objects » art objects (Expand search), lat objects (Expand search), t objects (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 to decrease AND decreased ) OR ( decrease fear decrease at objects ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decrease to decrease and decreased ) OR ( decrease fear decrease at objects ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease to decrease and decreased ) OR ( decrease fear decrease at objects ))*.