Perhaps you should try some spelling variations:
decrease during » increase during (Expand search), increases during (Expand search), increased during (Expand search)
during decrease » during increased (Expand search), during depressed (Expand search), during disease (Expand search)
fungal effluent » final effluent (Expand search), final effluents (Expand search), foundry effluent (Expand search)
decrease pro » decrease food (Expand search), decrease treg (Expand search), decrease in (Expand search)
pro decrease » to decrease (Expand search), price decrease (Expand search), term decrease (Expand search)
decrease or » decrease of (Expand search), decrease on (Expand search), decrease toc (Expand search)
or decrease » not decrease (Expand search), to decrease (Expand search), _ decrease (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 during decrease OR decrease ) OR ( decrease pro decrease fungal effluent ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decrease during decrease or decrease ) OR ( decrease pro decrease fungal effluent ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease during decrease or decrease ) OR ( decrease pro decrease fungal effluent ))*.