Perhaps you should try some spelling variations:
decrease lodging » decrease during (Expand search), decrease walking (Expand search)
lodging decrease » logging decreases (Expand search), loading decreased (Expand search), taping decrease (Expand search)
decrease burden » disease burden (Expand search), decrease further (Expand search)
increase their » increase the (Expand search), increases the (Expand search), increased the (Expand search)
their decrease » the decrease (Expand search), their disease (Expand search), the decreased (Expand search)
burden objects » buried objects (Expand search), wooden objects (Expand search), golden objects (Expand search)
decrease rate » decreased rate (Expand search), decreases rate (Expand search), decrease at (Expand search)
rate increase » the increase (Expand search), and increase (Expand search), an increase (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 rate increase their decrease ) OR ( decrease lodging decrease burden objects ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease rate increase their decrease ) OR ( decrease lodging decrease burden objects ))*.