Perhaps you should try some spelling variations:
decreases visual » decreases visceral (Expand search), decreases vascular (Expand search), decreases crystal (Expand search)
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)
risk decreases » diet decreases (Expand search), life decreases (Expand search), oic decreases (Expand search)
visual objects » visual object (Expand search), virtual objects (Expand search), visual effects (Expand search)
decrease rate » decreased rate (Expand search), decreases rate (Expand search), decrease at (Expand search)
rate decrease » rats decreases (Expand search), rate increase (Expand search), to decrease (Expand search)
decrease risk » decreased risk (Expand search), increase risk (Expand search), decrease in (Expand search)

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

• Removing quotes may allow a broader search: (( decrease rate decrease during decrease ) OR ( decrease risk decreases visual objects ))*.