Perhaps you should try some spelling variations:
during depressed » during depressive (Expand search), during repressive (Expand search), feeling depressed (Expand search)
decrease during » increase during (Expand search), increases during (Expand search), increased during (Expand search)
depressed fetal » depressao fetal (Expand search), depressed medical (Expand search), depressao mental (Expand search)
fetal objective » legal objective (Expand search), penal objective (Expand search), neutral objective (Expand search)
decrease food » decreases food (Expand search), increase food (Expand search), decreases blood (Expand search)
food decrease » food decreases (Expand search), foods decreases (Expand search), flow decrease (Expand search)
decrease and » decreases and (Expand search), decrease in (Expand search), decrease of (Expand search)
and decrease » and decreases (Expand search), and decreased (Expand search), and increase (Expand search)

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( decrease AND decrease food decrease ) OR ( decrease during depressed fetal objective ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decrease and decrease food decrease ) OR ( decrease during depressed fetal objective ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease and decrease food decrease ) OR ( decrease during depressed fetal objective ))*.