Perhaps you should try some spelling variations:
during increased » during increasing (Expand search), producing increased (Expand search), favoring increased (Expand search)
decrease during » increase during (Expand search), increases during (Expand search), increased during (Expand search)
increased sound » increased sowing (Expand search), increased bud (Expand search), increased bone (Expand search)
decrease cell » decreases cell (Expand search)
cell decrease » cells decrease (Expand search), cells decreases (Expand search), will decrease (Expand search)
sound objects » and objects (Expand search), sound effects (Expand search), boundary objects (Expand search)
decrease or » decrease of (Expand search), decrease on (Expand search), decrease pro (Expand search)
or decrease » of decrease (Expand search), not decrease (Expand search), to decrease (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 OR decrease cell decrease ) OR ( decrease during increased sound objects ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decrease or decrease cell decrease ) OR ( decrease during increased sound objects ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease or decrease cell decrease ) OR ( decrease during increased sound objects ))*.