Perhaps you should try some spelling variations:
decrease placing » decrease replacing (Expand search), disease placing (Expand search), decreases weaning (Expand search)
decrease strain » increase strain (Expand search), decreases pain (Expand search), decreased brain (Expand search)
strain decrease » strains increases (Expand search), stress decreases (Expand search)
placing objects » teaching objects (Expand search), speaking objects (Expand search), flying objects (Expand search)
decrease can » decrease in (Expand search), decrease and (Expand search), decrease at (Expand search)
can decrease » can increase (Expand search), and decrease (Expand search), to 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 can decrease ) OR ( decrease OR decrease placing objects ))~.