Perhaps you should try some spelling variations:
decrease retention » decrease prevention (Expand search), decrease predation (Expand search), decreases permeation (Expand search)
decrease lesions » disease lesions (Expand search), decreased response (Expand search), decrease adhesion (Expand search)
lesions case » lesion case (Expand search), lesions caused (Expand search), lesions based (Expand search)
decrease of » decrease in (Expand search)
of decrease » or decrease (Expand search), not decrease (Expand search), to decrease (Expand search)
case grain » coarse grain (Expand search), waste grain (Expand search), rose grain (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 of decrease retention decrease ) OR ( decrease lesions case grain processing ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease of decrease retention decrease ) OR ( decrease lesions case grain processing ))*.