Perhaps you should try some spelling variations:
in preprocessing » in reprocessing (Expand search), and preprocessing (Expand search), via preprocessing (Expand search)
life decreased » life decreases (Expand search), with decreased (Expand search), is decreased (Expand search)
decrease life » decrease liver (Expand search), increase life (Expand search), decreases liver (Expand search)
decreased pro » decrease pro (Expand search), decreased iron (Expand search), decreased from (Expand search)
pro decrease » to decrease (Expand search), or decrease (Expand search), price decrease (Expand search)
decrease at » decrease akt (Expand search), decrease and (Expand search), decrease of (Expand search)
at decrease » rate decrease (Expand search), that decrease (Expand search), and decrease (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 at decrease in preprocessing ) OR ( decrease life decreased pro decrease ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease at decrease in preprocessing ) OR ( decrease life decreased pro decrease ))*.