Perhaps you should try some spelling variations:
decrease their » decrease the (Expand search), increase their (Expand search), decreases the (Expand search)
their decrease » the decrease (Expand search), their disease (Expand search), the decreased (Expand search)
decrease wait » decreases gait (Expand search), decrease with (Expand search), decrease at (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)
decrease toc » decrease of (Expand search), decrease the (Expand search), decreased to (Expand search)
toc decrease » to decrease (Expand search), the decrease (Expand search), not decrease (Expand search)
wait after » rat after (Expand search), art after (Expand search), unit after (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 their decrease akt decrease ) OR ( decrease toc decrease wait after ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease their decrease akt decrease ) OR ( decrease toc decrease wait after ))*.