Perhaps you should try some spelling variations:
decrease sharing » decrease during (Expand search), disease sharing (Expand search), decrease suffering (Expand search)
sharing pattern » sparking pattern (Expand search), shaping patterns (Expand search), charging patterns (Expand search)
decrease risk » decreased risk (Expand search), increase risk (Expand search), decrease in (Expand search)
risk decrease » risk decreases (Expand search), risk increase (Expand search), break decrease (Expand search)
decrease akt » decrease at (Expand search), decrease and (Expand search), decrease after (Expand search)
akt decrease » and decrease (Expand search), not decrease (Expand search), any decrease (Expand search)
decrease or » decrease of (Expand search), decrease on (Expand search), decrease pro (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 akt decrease OR decrease ) OR ( decrease risk decrease sharing pattern ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decrease akt decrease or decrease ) OR ( decrease risk decrease sharing pattern ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease akt decrease or decrease ) OR ( decrease risk decrease sharing pattern ))*.