Perhaps you should try some spelling variations:
decrease decrease » decrease release (Expand search), decreases disease (Expand search), disease decreases (Expand search)
decrease after » disease after (Expand search)
decrease yiel » decreases yield (Expand search), decrease il (Expand search), increase yield (Expand search)
yiel pattern » yield pattern (Expand search), diel pattern (Expand search), diel patterns (Expand search)
decrease and » decreases and (Expand search), decrease in (Expand search), decrease the (Expand search)
and decrease » and decreases (Expand search), and decreased (Expand search), and increase (Expand search)
decrease of » decrease in (Expand search)
of decrease » or decrease (Expand search), not decrease (Expand search), to decrease (Expand search)

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (( decrease of decrease yiel pattern ) OR ( decrease AND decrease decrease after ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decrease of decrease yiel pattern ) OR ( decrease and decrease decrease after ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease of decrease yiel pattern ) OR ( decrease and decrease decrease after ))*.