Perhaps you should try some spelling variations:
"50 ms decrease" » "50 _ decrease" (Expand Search)
"_ mg decrease" » "_ _ decrease" (Expand Search), "_ m decrease" (Expand Search), "_ 5g decrease" (Expand Search), "_ ag decrease" (Expand Search)
"_ we decrease" » "_ _ decrease" (Expand Search), "_ web decrease" (Expand Search), "_ e decrease" (Expand Search), "_ fe decrease" (Expand Search)
"50 a decrease" » "50 _ decrease" (Expand Search), "50 _ decreased" (Expand Search), "50 _ decreases" (Expand Search), "5 a decrease" (Expand Search), "50 i decrease" (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: "((((\"50 ms decrease\") OR (\"50 a decrease\"))) OR (((\"_ mg decrease\") OR (\"_ we decrease\"))))~".
• Removing quotes may allow a broader search: (((( 50 ms decrease ) OR ( 50 a decrease ))) OR ((( _ mg decrease ) OR ( _ we decrease ))))~.
• Adding a wildcard symbol may retrieve word variants: (((("50 ms decrease") OR ("50 a decrease"))) OR ((("_ mg decrease") OR ("_ we decrease"))))*.