Perhaps you should try some spelling variations:
replacing objects » placing objects (Expand search), reaching objects (Expand search), teaching objects (Expand search)
decreased by » decreased in (Expand search), increased by (Expand search), decreased ph (Expand search)
decrease at » decrease akt (Expand search), decrease and (Expand search), decrease in (Expand search)
at decrease » rate decrease (Expand search), that decrease (Expand search), and decrease (Expand search)
by decrease » by decreased (Expand search), may decrease (Expand search), any decrease (Expand search)

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

• Removing quotes may allow a broader search: (( decrease at decrease _ decrease ) OR ( decreased by decrease replacing objects ))~.