Perhaps you should try some spelling variations:
sonication processing » communication processing (Expand search), application processing (Expand search), desiccation processing (Expand search)
decrease sonication » decreased oxidation (Expand search), decrease cooperation (Expand search)
decrease will » decrease with (Expand search), decrease cell (Expand search), decrease il (Expand search)
decrease toc » decrease of (Expand search), decrease the (Expand search), decreased to (Expand search)
toc decrease » the decrease (Expand search), not decrease (Expand search), of decrease (Expand search)
decrease to » decreased to (Expand search), decrease the (Expand search), decrease pro (Expand search)

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

• Removing quotes may allow a broader search: (( decrease toc decrease sonication processing ) OR ( decrease to decrease will decrease ))~.