Perhaps you should try some spelling variations:
decrease planting » increase planning (Expand search), decrease replacing (Expand search), decrease lodging (Expand search)
planting pattern » banding pattern (Expand search), eating pattern (Expand search), changing patterns (Expand search)
decrease owing » decrease lodging (Expand search), decrease during (Expand search), decrease in (Expand search)
owing decrease » taping decrease (Expand search), will decrease (Expand search), skins decrease (Expand search)
decrease risk » decreased risk (Expand search), increase risk (Expand search), decrease in (Expand search)
risk decrease » risk decreases (Expand search), risk increase (Expand search), break 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 owing decrease AND decrease ) OR ( decrease risk decrease planting pattern ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease owing decrease AND decrease ) OR ( decrease risk decrease planting pattern ))*.