Perhaps you should try some spelling variations:
optimized operation » optimized operational (Expand search), optimized compensation (Expand search), optimized extraction (Expand search)
decrease processes » disease processes (Expand search), decay processes (Expand search), increase process (Expand search)
operation decrease » modulation decrease (Expand search), vibration decreases (Expand search), operation case (Expand search)
decrease decrease » decrease release (Expand search), disease decreases (Expand search), decreases disease (Expand search)
decrease after » increase after (Expand search), disease after (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.

• Removing quotes may allow a broader search: (( decrease in decrease decrease processes ) OR ( optimized operation decrease decrease after ))~.