Perhaps you should try some spelling variations:
decrease mother » decrease further (Expand search), decrease the (Expand search), decrease after (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), the decrease (Expand search)
decrease akt » decrease at (Expand search), decrease and (Expand search), decrease after (Expand search)
akt decrease » and decrease (Expand search), not decrease (Expand search), any decrease (Expand search)
mother after » mothers after (Expand search), matter after (Expand search), mother water (Expand search)
decrease to » decreased to (Expand search), decrease toc (Expand search), decrease the (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 can decrease to decrease ) OR ( decrease akt decrease mother after ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease can decrease to decrease ) OR ( decrease akt decrease mother after ))*.