Perhaps you should try some spelling variations:
synaptic processing » syntactic processing (Expand search), semantic processing (Expand search), static processing (Expand search)
decreases synaptic » decreases hepatic (Expand search)
not decreases » not decrease (Expand search), not decreased (Expand search), nfoh decreases (Expand search)
decrease will » decrease with (Expand search), decrease cell (Expand search), decrease il (Expand search)
decrease not » decrease akt (Expand search), decrease at (Expand search), decrease on (Expand search)
decrease of » decrease in (Expand search)
of decrease » or decrease (Expand search), not decrease (Expand search), to decrease (Expand search)

You may be able to get more results by adjusting your search query.

• Removing quotes may allow a broader search: (( decrease not decreases synaptic processing ) OR ( decrease will decrease of decrease ))~.