Perhaps you should try some spelling variations:
decrease writing » decrease walking (Expand search), decreases weaning (Expand search), decrease during (Expand search)
decrease their » decrease the (Expand search), increase their (Expand search), decreases the (Expand search)
decrease will » decrease with (Expand search), decrease cell (Expand search), decrease il (Expand search)
their disease » the disease (Expand search), hair diseases (Expand search)
decrease to » decreased to (Expand search), decrease toc (Expand search), decrease the (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 will decrease writing process ) OR ( decrease to decrease their disease ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease will decrease writing process ) OR ( decrease to decrease their disease ))*.