Perhaps you should try some spelling variations:
decreased feed » decreased need (Expand search), decreased fear (Expand search), decreased level (Expand search)
akt decreased » and decreased (Expand search), are decreased (Expand search), not decreased (Expand search)
decrease akt » decrease at (Expand search), decrease and (Expand search), decrease after (Expand search)
in decrease » in decreased (Expand search), on decrease (Expand search), pain decrease (Expand search)
of decrease » or decrease (Expand search), not decrease (Expand search), to decrease (Expand search)
feed based » seed based (Expand search), field based (Expand search), food based (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 in decrease of decrease ) OR ( decrease akt decreased feed based ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease in decrease of decrease ) OR ( decrease akt decreased feed based ))*.