Perhaps you should try some spelling variations:
decreases these » decreases the (Expand search), decreases th2 (Expand search), decreases pest (Expand search)
these processes » the processes (Expand search), thermal processes (Expand search), change processes (Expand search)
toc decreases » c decreases (Expand search), co2 decreases (Expand search), oic decreases (Expand search)
action usando » lactacion usando (Expand search), action and (Expand search), action using (Expand search)
decrease toc » decrease of (Expand search), decrease the (Expand search), decreased to (Expand search)

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decrease toc decreases these processes ) OR ( action usando python _ processing ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease toc decreases these processes ) OR ( action usando python _ processing ))*.