Perhaps you should try some spelling variations:
"The experts sources in .NET" » "The expert sources in .NET", "The expertise sources in .NET", "The experts resources in .NET"
"the expert's guide in .net" » "the expert guide in .net"
"the experts view in .net" » "the experts views in .net", "the expert view in .net", "the expert views 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 experts sources in .NET") OR ("the experts view in .net"))) OR ("the expert's guide in .net")).
• Removing quotes may allow a broader search: (((( The experts sources in .NET ) or ( the experts view in .net ))) or ( the expert's guide in .net )).
• Adding a wildcard symbol may retrieve word variants: (((("The experts sources in .NET") or ("the experts view in .net"))) or ("the expert's guide in .net"))*.