Perhaps you should try some spelling variations:
decrease cutting » decrease during (Expand search), decreased running (Expand search), decrease lodging (Expand search)
cross decreased » causes decreased (Expand search), corn decreased (Expand search), loss decrease (Expand search)
decrease cross » decrease costs (Expand search), increase cross (Expand search), decrease sucrose (Expand search)
cutting object » cutting objects (Expand search), counting objects (Expand search), catching object (Expand search)
decrease and » decreases and (Expand search), decrease in (Expand search), decrease of (Expand search)
and decrease » and decreases (Expand search), and decreased (Expand search), and increase (Expand search)

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

• Removing quotes may allow a broader search: (( decrease cross decreased _ decrease ) OR ( decrease and decrease cutting object ))~.