Perhaps you should try some spelling variations:
decrease during » increase during (Expand search), increases during (Expand search), increased during (Expand search)
during decrease » during increased (Expand search), during depressed (Expand search), during disease (Expand search)
oil decreases » oic decreases (Expand search), oil increases (Expand search), diet decreases (Expand search)
decrease oil » decrease il (Expand search), decreases soil (Expand search), decrease milk (Expand search)
decreases of » decreases in (Expand search), decreases _ (Expand search), decreases c (Expand search)
decrease akt » decrease at (Expand search), decrease and (Expand search), decrease after (Expand search)
of decrease » or decrease (Expand search), not decrease (Expand search), to decrease (Expand search)
akt object » art object (Expand search), art objects (Expand search), iot object (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 oil decreases of decrease ) OR ( decrease during decrease akt object ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease oil decreases of decrease ) OR ( decrease during decrease akt object ))*.