Perhaps you should try some spelling variations:
"_ fe decrease" » "_ e decrease" (Expand Search), "_ fe decreased" (Expand Search), "_ fe increase" (Expand Search)
"100 ng decrease" » "100 ng decreased" (Expand Search), "100 ng increase" (Expand Search)
"i e decrease" » "i e decreased" (Expand Search), "i e increase" (Expand Search)
"_ ees decrease" » "_ ees decreased" (Expand Search), "_ ees increase" (Expand Search), "_ eyes decrease" (Expand Search), "_ fees decrease" (Expand Search), "_ sees 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: "((\"100 ng decrease\") OR (((((\"_ fe decrease\") OR (\"i e decrease\"))) OR (\"_ ees decrease\"))))~".
• Removing quotes may allow a broader search: (( 100 ng decrease ) OR ((((( _ fe decrease ) OR ( i e decrease ))) OR ( _ ees decrease ))))~.
• Adding a wildcard symbol may retrieve word variants: (("100 ng decrease") OR ((((("_ fe decrease") OR ("i e decrease"))) OR ("_ ees decrease"))))*.