Perhaps you should try some spelling variations:
variability affect » variability affects (Expand search), availability affect (Expand search), variability after (Expand search)
decrease cells » decrease cell (Expand search), decreases cell (Expand search), decrease costs (Expand search)
cells decrease » cells decreases (Expand search), cells increase (Expand search), cells increases (Expand search)
decrease owing » decrease lodging (Expand search), decrease during (Expand search), decrease in (Expand search)
owing rate » sowing rate (Expand search), sowing rates (Expand search), growing rate (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 AND decrease cells decrease ) OR ( decrease owing rate variability affect ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease AND decrease cells decrease ) OR ( decrease owing rate variability affect ))*.