Perhaps you should try some spelling variations:
"_ cm decrease" » "_ _ decrease" (Expand Search), "_ pcm decrease" (Expand Search), "_ co decrease" (Expand Search), "_ c decrease" (Expand Search)
"5 a decrease" » "5 _ decrease" (Expand Search), "5 _ decreased" (Expand Search), "5 _ decreases" (Expand Search)
"3d point decrease" » "_ point decrease" (Expand Search)
"a point decrease" » "_ point decrease" (Expand Search)

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("5 a decrease") OR ((((("3d point decrease") OR ("a point decrease"))) OR ("_ cm decrease"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"5 a decrease\") OR (((((\"3d point decrease\") OR (\"a point decrease\"))) OR (\"_ cm decrease\"))))".
• Removing quotes may allow a broader search: (( 5 a decrease ) OR ((((( 3d point decrease ) OR ( a point decrease ))) OR ( _ cm decrease )))).
• Adding a wildcard symbol may retrieve word variants: (("5 a decrease") OR ((((("3d point decrease") OR ("a point decrease"))) OR ("_ cm decrease"))))*.