Perhaps you should try some spelling variations:
decrease their » decrease the (Expand search), increase their (Expand search), decreases the (Expand search)
their decrease » the decrease (Expand search), their disease (Expand search), the decreased (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 wave » decrease age (Expand search), decreases water (Expand search), decreased base (Expand search)
decrease toc » decrease of (Expand search), decrease the (Expand search), decreased to (Expand search)
toc decrease » to decrease (Expand search), the decrease (Expand search), not decrease (Expand search)
wave pattern » wave patterns (Expand search), face pattern (Expand search), rare pattern (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 their decrease rate decrease ) OR ( decrease toc decrease wave pattern ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease their decrease rate decrease ) OR ( decrease toc decrease wave pattern ))*.