Perhaps you should try some spelling variations:
decrease suffering » depressive suffering (Expand search), decreased sintering (Expand search), increased buffering (Expand search)
suffering effect » buffering effect (Expand search), differing effects (Expand search), sputtering effect (Expand search)
decrease faster » decrease after (Expand search), decrease further (Expand search), decreased after (Expand search)
faster decrease » rate 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)

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 akt decrease faster decrease ) OR ( decrease OR decrease suffering effect ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease akt decrease faster decrease ) OR ( decrease OR decrease suffering effect ))*.