Perhaps you should try some spelling variations:
efficient solution » efficient solutions (Expand search), efficient production (Expand search), efficient computation (Expand search)
decrease processes » disease processes (Expand search), decay processes (Expand search)
decrease decrease » decrease release (Expand search), disease decreases (Expand search), decrease sucrose (Expand search)
non efficient » on efficient (Expand search), an efficient (Expand search), in efficient (Expand search)
decrease hiv » decrease in (Expand search), decrease their (Expand search), decrease of (Expand search)
hiv decrease » hiv increase (Expand search), via decrease (Expand search), will decrease (Expand search)
script non » script of (Expand search), script in (Expand search), scripts on (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 decrease processes ) OR ( python script non efficient solution ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease hiv decrease decrease processes ) OR ( python script non efficient solution ))*.