Perhaps you should try some spelling variations:
during depressed » during depressive (Expand search), during repressive (Expand search), feeling depressed (Expand search)
depressed litter » depressed mother (Expand search), depressed mothers (Expand search), depressed left (Expand search)
decrease during » increase during (Expand search), increases during (Expand search), increased during (Expand search)
litter decrease » faster decrease (Expand search), life decrease (Expand search)
at processing » meat processing (Expand search), heat processing (Expand search), wet processing (Expand search)
in decrease » in decreased (Expand search), on decrease (Expand search), pain decrease (Expand search)
decrease at » decrease akt (Expand search), decrease and (Expand search), decrease of (Expand search)

You may be able to get more results by adjusting your search query.

• Removing quotes may allow a broader search: (( decrease in decrease at processing ) OR ( decrease during depressed litter decrease ))~.