Perhaps you should try some spelling variations:
training decreases » training increases (Expand search)
decrease training » increased training (Expand search), disease training (Expand search), release training (Expand search)
the decrease » to decrease (Expand search), and decrease (Expand search)
decrease toc » decrease of (Expand search), decrease the (Expand search), decreased to (Expand search)
toc decrease » to decrease (Expand search), not decrease (Expand search), of decrease (Expand search)

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

• Removing quotes may allow a broader search: (( decrease training decreases the decrease ) OR ( decrease toc decrease _ classes ))~.