Perhaps you should try some spelling variations:
decrease spacing » decrease replacing (Expand search), decreases spreading (Expand search), decreases weaning (Expand search)
decrease strain » increase strain (Expand search), decreases pain (Expand search), decreased brain (Expand search)
strain decrease » stress decreases (Expand search)
decrease renal » decreased renal (Expand search), decreases renal (Expand search), decrease fetal (Expand search)
renal decrease » removal decrease (Expand search), signal decrease (Expand search), renal disease (Expand search)
spacing effect » sparing effect (Expand search), healing effect (Expand search), aging effect (Expand search)
decrease the » decreases the (Expand search), decrease in (Expand search), decrease of (Expand search)
the decrease » to 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 strain decrease the decrease ) OR ( decrease renal decrease spacing effect ))~.