Perhaps you should try some spelling variations:
decrease rapidly » disease rapidly (Expand search), decrease lipid (Expand search)
rapidly decrease » rapid decrease (Expand search), rapidly increases (Expand search), rapidly increased (Expand search)
decrease during » increase during (Expand search), increases during (Expand search), increased during (Expand search)
decrease flying » decrease flooding (Expand search), decrease walking (Expand search), decrease owing (Expand search)
during disease » nursing disease (Expand search), urine disease (Expand search), ring disease (Expand search)
flying objects » moving objects (Expand search), flying insects (Expand search)
decrease by » decreased by (Expand search), decrease in (Expand search), decrease of (Expand search)
by decrease » by decreased (Expand search), may decrease (Expand search), any 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 rapidly decrease during disease ) OR ( decrease by decrease flying objects ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease rapidly decrease during disease ) OR ( decrease by decrease flying objects ))*.