Perhaps you should try some spelling variations:
physical pathways » political pathways (Expand search), photophysical pathways (Expand search), critical pathways (Expand search)
decrease physical » increase physical (Expand search), increased physical (Expand search), increases physical (Expand search)
decrease any » decrease and (Expand search), decreases and (Expand search), decreased and (Expand search)
any decrease » and decrease (Expand search), can decrease (Expand search), may decrease (Expand search)
in decrease » in decreased (Expand search), on decrease (Expand search), pain decrease (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 in decrease any decrease ) OR ( decrease of decrease physical pathways ))~.