Perhaps you should try some spelling variations:
decrease response » decreased response (Expand search), increased response (Expand search), increases response (Expand search)
decrease mating » decrease walking (Expand search), decrease during (Expand search), decrease owing (Expand search)
mating patterns » eating patterns (Expand search), banding patterns (Expand search), changing patterns (Expand search)
decrease pain » decreases pain (Expand search), decrease in (Expand search), decreased brain (Expand search)
pain decrease » can decrease (Expand search), taping decrease (Expand search), brain decreases (Expand search)

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

• Removing quotes may allow a broader search: (( decrease response decrease NOT decrease ) OR ( decrease pain decrease mating patterns ))*.