Perhaps you should try some spelling variations:
decrease during » increase during (Expand search), increases during (Expand search), increased during (Expand search)
during decrease » during increased (Expand search), during depressed (Expand search), during disease (Expand search)
decrease costs » decreasing costs (Expand search), decreases post (Expand search), disease costs (Expand search)
costs decrease » loss decrease (Expand search), cells decrease (Expand search), cost increase (Expand search)
decrease not » decrease of (Expand search), decrease akt (Expand search), decrease at (Expand search)
not decrease » to decrease (Expand search), not increase (Expand search), and decrease (Expand search)
decrease wow » decrease low (Expand search), decrease work (Expand search), decrease of (Expand search)
wow effect » msw effect (Expand search), flow effects (Expand search)

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( decrease NOT decrease costs decrease ) OR ( decrease during decrease wow effect ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decrease not decrease costs decrease ) OR ( decrease during decrease wow effect ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease not decrease costs decrease ) OR ( decrease during decrease wow effect ))*.