Perhaps you should try some spelling variations:
rapidly decrease » rapid decrease (Expand search), rapid increase (Expand search), taping decrease (Expand search)
disease rapidly » disease reply (Expand search), diseases rapid (Expand search)
decrease actor » decrease after (Expand search), decreased after (Expand search), decreases motor (Expand search)
actor object » action object (Expand search), alter object (Expand search), actor subjects (Expand search)
decrease at » decrease akt (Expand search), decrease and (Expand search), decrease in (Expand search)
at decrease » rate decrease (Expand search), that decrease (Expand search), and 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 at decrease _ decrease ) OR ( disease rapidly decrease actor object ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease at decrease _ decrease ) OR ( disease rapidly decrease actor object ))*.