Perhaps you should try some spelling variations:
"_ wt decrease" » "_ _ decrease" (Expand Search)
"5 wt decrease" » "5 _ decrease" (Expand Search), "5 ht decrease" (Expand Search), "2 wt decrease" (Expand Search), "i wt decrease" (Expand Search)
"1 i decrease" » "1 _ decrease" (Expand Search), "1 _ decreased" (Expand Search), "1 _ decreases" (Expand Search)
"_ e decrease" » "_ _ decrease" (Expand Search), "_ _ decreased" (Expand Search), "_ _ decreases" (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: "((\"1 i decrease\") OR (((((\"_ wt decrease\") OR (\"_ e decrease\"))) OR (\"5 wt decrease\"))))~".
• Removing quotes may allow a broader search: (( 1 i decrease ) OR ((((( _ wt decrease ) OR ( _ e decrease ))) OR ( 5 wt decrease ))))~.
• Adding a wildcard symbol may retrieve word variants: (("1 i decrease") OR ((((("_ wt decrease") OR ("_ e decrease"))) OR ("5 wt decrease"))))*.