Perhaps you should try some spelling variations:
"i values decrease" » "i values increased" (Expand Search), "i largest decrease" (Expand Search), "_ values decrease" (Expand Search)
"i large decrease" » "i marked decrease" (Expand Search), "i large increases" (Expand Search), "i large degree" (Expand Search), "_ large decrease" (Expand Search), "a large decrease" (Expand Search), "via large decrease" (Expand Search)
"_ case increased" » "_ cases increased" (Expand Search), "_ care increased" (Expand Search), "_ causes increased" (Expand Search), "a case increased" (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: "((((\"i values decrease\") OR (\"i large decrease\"))) OR (\"_ case increased\"))~".
• Removing quotes may allow a broader search: (((( i values decrease ) OR ( i large decrease ))) OR ( _ case increased ))~.
• Adding a wildcard symbol may retrieve word variants: (((("i values decrease") OR ("i large decrease"))) OR ("_ case increased"))*.