Perhaps you should try some spelling variations:
decrease mating » decrease walking (Expand search), decrease during (Expand search), decrease owing (Expand search)
mating patterns » eating patterns (Expand search), banding patterns (Expand search), emerging patterns (Expand search)
decrease fear » decreased fear (Expand search), decrease fetal (Expand search), decreased heart (Expand search)
fear decrease » break decrease (Expand search), merr decreases (Expand search), can decrease (Expand search)
decrease rate » decreased rate (Expand search), decreases rate (Expand search), decrease at (Expand search)
rate decrease » rats decreases (Expand search), rate increase (Expand search), to decrease (Expand search)
decrease low » decreases low (Expand search), decreases flow (Expand search), decrease of (Expand search)
low decrease » flow decrease (Expand search), loss decrease (Expand search), to decrease (Expand search)

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decrease fear decrease low decrease ) OR ( decrease rate decrease mating patterns ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease fear decrease low decrease ) OR ( decrease rate decrease mating patterns ))*.