Perhaps you should try some spelling variations:
increase fear » increases fear (Expand search), decrease fear (Expand search), increase after (Expand search)
fear progress » search progress (Expand search), their progress (Expand search), early progress (Expand search)
decrease can » decrease in (Expand search), decrease and (Expand search), decrease at (Expand search)
can increase » an increase (Expand search), and increase (Expand search), an increased (Expand search)
decrease the » decreases the (Expand search), decrease in (Expand search), decrease of (Expand search)
the decrease » to decrease (Expand search), and 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 can increase fear progress ) OR ( decrease the decrease akt decrease ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease can increase fear progress ) OR ( decrease the decrease akt decrease ))*.