Perhaps you should try some spelling variations:
rescattering effect » scattering effects (Expand search), feathering effect (Expand search)
not decrease » not increase (Expand search), and decrease (Expand search), the decrease (Expand search)
decrease not » decrease of (Expand search), decrease akt (Expand search), decrease at (Expand search)
decrease to » decreased to (Expand search), decrease toc (Expand search), decrease the (Expand search)
decrease l » decrease il (Expand search), decrease _ (Expand search), decrease β (Expand search)
l decrease » _ decrease (Expand search), α decrease (Expand search), or 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 l decrease to decrease ) OR ( decrease NOT decrease rescattering effect ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decrease l decrease to decrease ) OR ( decrease not decrease rescattering effect ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease l decrease to decrease ) OR ( decrease not decrease rescattering effect ))*.