Perhaps you should try some spelling variations:
decrease maternal » decreases maternal (Expand search), increase maternal (Expand search), increases maternal (Expand search)
maternal effects » maternal effect (Expand search)
decreases with » increases with (Expand search), decreases in (Expand search)
decrease owing » decrease lodging (Expand search), decrease during (Expand search), decrease with (Expand search)
owing decrease » taping decrease (Expand search), will decrease (Expand search), skins decrease (Expand search)
with decrease » with decreased (Expand search), with deceased (Expand search), with increase (Expand search)
in decrease » in decreased (Expand search), on decrease (Expand search), pain 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: "(( decreases with decrease in decrease ) OR ( decrease owing decrease maternal effects ))~".
• Adding a wildcard symbol may retrieve word variants: (( decreases with decrease in decrease ) OR ( decrease owing decrease maternal effects ))*.