Perhaps you should try some spelling variations:
during depressed » during depressive (Expand search), during repressive (Expand search), feeling depressed (Expand search)
within processes » within progenies (Expand search), fission processes (Expand search), within profession (Expand search)
decrease within » decrease with (Expand search), decreases with (Expand search), disease within (Expand search)
decrease during » increase during (Expand search), increases during (Expand search), increased during (Expand search)
of decrease » or decrease (Expand search), not decrease (Expand search), to decrease (Expand search)
in decrease » in decreased (Expand search), on decrease (Expand search), pain 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 of decrease within processes ) OR ( decrease in decrease during depressed ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease of decrease within processes ) OR ( decrease in decrease during depressed ))*.