Perhaps you should try some spelling variations:
pain decreases » pain decrease (Expand search), brain decreases (Expand search), pten decreases (Expand search)
decrease pain » decreases pain (Expand search), decreased brain (Expand search), decreases brain (Expand search)
decreases its » decreases in (Expand search), decreases ptp (Expand search), decreases mtor (Expand search)
its processor » cots processor (Expand search), its professors (Expand search), mips processor (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.

• Removing quotes may allow a broader search: (( decrease pain decreases its processor ) OR ( decrease in decrease _ decrease ))~.