Perhaps you should try some spelling variations:
decrease spacing » decrease replacing (Expand search), decreases spreading (Expand search), decreases weaning (Expand search)
spacing effect » sparing effect (Expand search), healing effect (Expand search), aging effect (Expand search)
decrease life » decrease liver (Expand search), increase life (Expand search), decreases liver (Expand search)
life decrease » life decreases (Expand search), life decreased (Expand search), life increase (Expand search)
decrease to » decreased to (Expand search), decrease toc (Expand search), decrease the (Expand search)
decrease or » decrease of (Expand search), decrease on (Expand search), decrease pro (Expand search)
or decrease » not decrease (Expand search), _ decrease (Expand search), and decrease (Expand search)

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

• Removing quotes may allow a broader search: (( decrease life decrease to decrease ) OR ( decrease or decrease spacing effect ))~.