Perhaps you should try some spelling variations:
"auct values decrease" » "auct values increased" (Expand Search), "auct largest decrease" (Expand Search), "auc values decrease" (Expand Search), "ct values decrease" (Expand Search), "count values decrease" (Expand Search)
"i larger decrease" » "i marked decrease" (Expand Search), "_ larger decrease" (Expand Search), "i large decrease" (Expand Search), "_ large decrease" (Expand Search)
"c rate increased" » "c greater increase" (Expand Search), "_ rate 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: "((((\"auct values decrease\") OR (\"c rate increased\"))) OR (\"i larger decrease\"))~".
• Removing quotes may allow a broader search: (((( auct values decrease ) OR ( c rate increased ))) OR ( i larger decrease ))~.
• Adding a wildcard symbol may retrieve word variants: (((("auct values decrease") OR ("c rate increased"))) OR ("i larger decrease"))*.