Perhaps you should try some spelling variations:
"The expert's voice in .NET" » "The emperor's voice in .NET", "The expert voices in .NET", "The expert's point in .NET"
"The experts voices in .NET" » "The expert voices in .NET", "The experts sources in .NET", "The experts view in .NET"
"the expert's guide in .net" » "the expert guide in .net"

Try widening your search to All Fields.

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("The expert's voice in .NET") OR ("The experts voices in .NET"))) OR ("the expert's guide in .net")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"The expert's voice in .NET\") OR (\"The experts voices in .NET\"))) or (\"the expert's guide in .net\"))".
• Removing quotes may allow a broader search: (((( The expert's voice in .NET ) OR ( The experts voices in .NET ))) or ( the expert's guide in .net )).
• Adding a wildcard symbol may retrieve word variants: (((("The expert's voice in .NET") OR ("The experts voices in .NET"))) or ("the expert's guide in .net"))*.