Perhaps you should try some spelling variations:
"the emperor's voice in sql server" » "the emperor's forces in sql server", "the emperor's life in sql server", "the emperor's justice in sql server"
"the expert's point in sql server" » "the euler's point in sql server", "the expert's plan in sql server"
"the experts voices in sql server" » "the experts sources in sql server", "the experts view in sql server", "the experts views in sql server"
"the expert voices in sql server" » "the expert sources in sql server", "the expert view in sql server", "the expert views in sql server"

Try widening your search to All Fields.

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• If you are trying to use Boolean operators, they must be ALL CAPS: (((("the expert's point in sql server") OR ((("the expert voices in sql server") OR ("the experts voices in sql server"))))) OR ("the emperor's voice in sql server")).
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• Adding a wildcard symbol may retrieve word variants: (((("the expert's point in sql server") or ((("the expert voices in sql server") or ("the experts voices in sql server"))))) or ("the emperor's voice in sql server"))*.