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 degree" (Expand Search), "_ large decrease" (Expand Search), "a large decrease" (Expand Search), "via large decrease" (Expand Search)
"i large increases" » "_ large increases" (Expand Search), "a large increases" (Expand Search), "via large increases" (Expand Search), "i large increased" (Expand Search), "i large increase" (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 (\"i large increases\"))))~".
• Removing quotes may allow a broader search: (( i values decrease ) OR ((( i large decrease ) OR ( i large increases ))))~.
• Adding a wildcard symbol may retrieve word variants: (("i values decrease") OR ((("i large decrease") OR ("i large increases"))))*.