Perhaps you should try some spelling variations:
ng decrease » _ decrease (Expand Search)
nn decrease » _ decrease (Expand Search)
a decrease » _ decrease (Expand Search), _ decreased (Expand Search), _ decreases (Expand Search)
n decrease » _ decrease (Expand Search), _ decreased (Expand Search), _ decreases (Expand Search)
10 ng » 100 ng (Expand Search), 10 μg (Expand Search)
59 a » 19 a (Expand Search), 5 a (Expand Search), 9 a (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: "(((( 59 a decrease ) OR ( 10 ng decrease ))) OR ( 50 ((n decrease) OR (nn decrease)) ))~".
• Adding a wildcard symbol may retrieve word variants: (((( 59 a decrease ) OR ( 10 ng decrease ))) OR ( 50 ((n decrease) OR (nn decrease)) ))*.