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)
decrease born » decrease on (Expand search), decrease or (Expand search), decrease work (Expand search)
decrease hiv » decrease in (Expand search), decrease their (Expand search), decreased high (Expand search)
hiv decrease » via decrease (Expand search), hiv increase (Expand search), will decrease (Expand search)
born affect » boron affect (Expand search), corn affect (Expand search), boron affects (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 hiv decrease during decrease ) OR ( decrease AND decrease born affect ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease hiv decrease during decrease ) OR ( decrease AND decrease born affect ))*.