Perhaps you should try some spelling variations:
decrease cooperative » decrease cooperation (Expand search), disease cooperative (Expand search), decreases postoperative (Expand search)
cooperative projects » cooperative process (Expand search), cooperation project (Expand search), cooperative effects (Expand search)
decrease will » decrease with (Expand search), decrease cell (Expand search), decrease il (Expand search)
decrease not » decrease of (Expand search), decrease akt (Expand search), decrease at (Expand search)
not decrease » to decrease (Expand search), not increase (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 not decrease cooperative projects ) OR ( decrease will decrease _ decrease ))~.